40756473 has 16 divisors (see below), whose sum is σ = 61666560. Its totient is φ = 26592048.

The previous prime is 40756447. The next prime is 40756477. The reversal of 40756473 is 37465704.

40756473 is a `hidden beast` number, since 4 + 0 + 7 + 5 + 647 + 3 = 666.

It is not a de Polignac number, because 40756473 - 2⁶ = 40756409 is a prime.

It is a super-2 number, since 2×40756473² = 3322180182799458, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (40756477) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14790 + ... + 17327.

It is an arithmetic number, because the mean of its divisors is an integer number (3854160).

Almost surely, 2^40756473 is an apocalyptic number.

It is an amenable number.

40756473 is a deficient number, since it is larger than the sum of its proper divisors (20910087).

40756473 is a wasteful number, since it uses less digits than its factorization.

40756473 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32173 (or 32167 counting only the distinct ones).

The product of its (nonzero) digits is 70560, while the sum is 36.

The square root of 40756473 is about 6384.0796517587. The cubic root of 40756473 is about 344.1376572964.

The spelling of 40756473 in words is "forty million, seven hundred fifty-six thousand, four hundred seventy-three".