40473256 has 32 divisors (see below), whose sum is σ = 77707080. Its totient is φ = 19756800.

The previous prime is 40473253. The next prime is 40473263. The reversal of 40473256 is 65237404.

It can be written as a sum of positive squares in 4 ways, for example, as 22410756 + 18062500 = 4734^2 + 4250^2 .

It is not an unprimeable number, because it can be changed into a prime (40473253) 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, 95926 + ... + 96346.

Almost surely, 2^40473256 is an apocalyptic number.

It is an amenable number.

40473256 is a deficient number, since it is larger than the sum of its proper divisors (37233824).

40473256 is a wasteful number, since it uses less digits than its factorization.

40473256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 685 (or 681 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 31.

The square root of 40473256 is about 6361.8594765996. The cubic root of 40473256 is about 343.3386654108.

The spelling of 40473256 in words is "forty million, four hundred seventy-three thousand, two hundred fifty-six".