40752256 has 16 divisors (see below), whose sum is σ = 81186390. Its totient is φ = 20376064.

The previous prime is 40752241. The next prime is 40752263. The reversal of 40752256 is 65225704.

It can be written as a sum of positive squares in only one way, i.e., 37454400 + 3297856 = 6120^2 + 1816^2 .

It is a tau number, because it is divible by the number of its divisors (16).

It is a hoax number, since the sum of its digits (31) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 159061 + ... + 159316.

Almost surely, 2^40752256 is an apocalyptic number.

It is an amenable number.

40752256 is a deficient number, since it is larger than the sum of its proper divisors (40434134).

40752256 is an equidigital number, since it uses as much as digits as its factorization.

40752256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 318391 (or 318379 counting only the distinct ones).

The product of its (nonzero) digits is 16800, while the sum is 31.

The square root of 40752256 is about 6383.7493685138. The cubic root of 40752256 is about 344.1257877826.

The spelling of 40752256 in words is "forty million, seven hundred fifty-two thousand, two hundred fifty-six".