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34312852 = 2271225459
BaseRepresentation
bin1000001011100…
…1001010010100
32101120021101101
42002321022110
532241002402
63223235444
7564440320
oct202711224
971507341
1034312852
1118406832
12b5a8b84
137155082
1447b2980
15302bb87
hex20b9294

34312852 has 12 divisors (see below), whose sum is σ = 68625760. Its totient is φ = 14705496.

The previous prime is 34312843. The next prime is 34312853. The reversal of 34312852 is 25821343.

It is a Harshad number since it is a multiple of its sum of digits (28), and also a Moran number because the ratio is a prime number: 1225459 = 34312852 / (3 + 4 + 3 + 1 + 2 + 8 + 5 + 2).

It is a self number, because there is not a number n which added to its sum of digits gives 34312852.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34312853) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 612702 + ... + 612757.

Almost surely, 234312852 is an apocalyptic number.

It is an amenable number.

34312852 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

34312852 is a wasteful number, since it uses less digits than its factorization.

34312852 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1225470 (or 1225468 counting only the distinct ones).

The product of its digits is 5760, while the sum is 28.

The square root of 34312852 is about 5857.7173028408. The cubic root of 34312852 is about 324.9517940336.

The spelling of 34312852 in words is "thirty-four million, three hundred twelve thousand, eight hundred fifty-two".