40256360 has 32 divisors (see below), whose sum is σ = 90766440. Its totient is φ = 16068864.

The previous prime is 40256353. The next prime is 40256369. The reversal of 40256360 is 6365204.

It can be written as a sum of positive squares in 4 ways, for example, as 38763076 + 1493284 = 6226^2 + 1222^2 .

It is not an unprimeable number, because it can be changed into a prime (40256369) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 28634 + ... + 30006.

Almost surely, 2^40256360 is an apocalyptic number.

40256360 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

40256360 is an abundant number, since it is smaller than the sum of its proper divisors (50510080).

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

40256360 is a wasteful number, since it uses less digits than its factorization.

40256360 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2117 (or 2113 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 26.

The square root of 40256360 is about 6344.7899886442. The cubic root of 40256360 is about 342.7242497533.

The spelling of 40256360 in words is "forty million, two hundred fifty-six thousand, three hundred sixty".