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2274420 = 223537907
BaseRepresentation
bin1000101011010001110100
311021112220210
420223101310
51040240140
6120425420
725221651
oct10532164
94245823
102274420
111313895
12918270
13618315
14432c28
152edd80
hex22b474

2274420 has 24 divisors (see below), whose sum is σ = 6368544. Its totient is φ = 606496.

The previous prime is 2274409. The next prime is 2274421. The reversal of 2274420 is 244722.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2274421) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18894 + ... + 19013.

It is an arithmetic number, because the mean of its divisors is an integer number (265356).

22274420 is an apocalyptic number.

2274420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2274420 is an abundant number, since it is smaller than the sum of its proper divisors (4094124).

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

2274420 is a wasteful number, since it uses less digits than its factorization.

2274420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37919 (or 37917 counting only the distinct ones).

The product of its (nonzero) digits is 896, while the sum is 21.

The square root of 2274420 is about 1508.1180325160. The cubic root of 2274420 is about 131.5094279216.

The spelling of 2274420 in words is "two million, two hundred seventy-four thousand, four hundred twenty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 37907 75814 113721 151628 189535 227442 379070 454884 568605 758140 1137210 2274420