40785927 has 16 divisors (see below), whose sum is σ = 66931200. Its totient is φ = 21513312.

The previous prime is 40785917. The next prime is 40785937. The reversal of 40785927 is 72958704.

It is an interprime number because it is at equal distance from previous prime (40785917) and next prime (40785937).

It is not a de Polignac number, because 40785927 - 2⁴ = 40785911 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40785917) 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, 74427 + ... + 74972.

It is an arithmetic number, because the mean of its divisors is an integer number (4183200).

Almost surely, 2^40785927 is an apocalyptic number.

40785927 is a deficient number, since it is larger than the sum of its proper divisors (26145273).

40785927 is a wasteful number, since it uses less digits than its factorization.

40785927 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149422.

The product of its (nonzero) digits is 141120, while the sum is 42.

The square root of 40785927 is about 6386.3860672527. The cubic root of 40785927 is about 344.2205381170.

The spelling of 40785927 in words is "forty million, seven hundred eighty-five thousand, nine hundred twenty-seven".