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449342136 = 233212594957
BaseRepresentation
bin11010110010000…
…110101010111000
31011022111221112100
4122302012222320
51410012422021
6112330543400
714064226245
oct3262065270
91138457470
10449342136
11210707441
12106597b60
1372129429
144396a5cc
15296ad626
hex1ac86ab8

449342136 has 48 divisors (see below), whose sum is σ = 1218180600. Its totient is φ = 149631552.

The previous prime is 449342107. The next prime is 449342161. The reversal of 449342136 is 631243944.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nude number because it is divisible by every one of its digits.

It is a self number, because there is not a number n which added to its sum of digits gives 449342136.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 88170 + ... + 93126.

Almost surely, 2449342136 is an apocalyptic number.

449342136 is the 11331-st nonagonal number.

It is an amenable number.

449342136 is an abundant number, since it is smaller than the sum of its proper divisors (768838464).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

449342136 is a wasteful number, since it uses less digits than its factorization.

449342136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6228 (or 6221 counting only the distinct ones).

The product of its digits is 62208, while the sum is 36.

The square root of 449342136 is about 21197.6917611329. The cubic root of 449342136 is about 765.9358225767.

The spelling of 449342136 in words is "four hundred forty-nine million, three hundred forty-two thousand, one hundred thirty-six".

Divisors: 1 2 3 4 6 8 9 12 18 24 36 72 1259 2518 3777 4957 5036 7554 9914 10072 11331 14871 15108 19828 22662 29742 30216 39656 44613 45324 59484 89226 90648 118968 178452 356904 6240863 12481726 18722589 24963452 37445178 49926904 56167767 74890356 112335534 149780712 224671068 449342136