40756224 has 44 divisors (see below), whose sum is σ = 108638384. Its totient is φ = 13584384.

The previous prime is 40756213. The next prime is 40756241. The reversal of 40756224 is 42265704.

It is a super-2 number, since 2×40756224² = 3322139589476352, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 40756191 and 40756200.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3562 + ... + 9705.

Almost surely, 2^40756224 is an apocalyptic number.

It is an amenable number.

40756224 is an abundant number, since it is smaller than the sum of its proper divisors (67882160).

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

40756224 is a wasteful number, since it uses less digits than its factorization.

40756224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13290 (or 13272 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 30.

The square root of 40756224 is about 6384.0601500926. The cubic root of 40756224 is about 344.1369564633.

The spelling of 40756224 in words is "forty million, seven hundred fifty-six thousand, two hundred twenty-four".