40626157 has 16 divisors (see below), whose sum is σ = 48125952. Its totient is φ = 33808320.

The previous prime is 40626149. The next prime is 40626167. The reversal of 40626157 is 75162604.

It is a happy number.

It is not a de Polignac number, because 40626157 - 2³ = 40626149 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40626127) 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, 17043 + ... + 19279.

It is an arithmetic number, because the mean of its divisors is an integer number (3007872).

Almost surely, 2^40626157 is an apocalyptic number.

It is an amenable number.

40626157 is a deficient number, since it is larger than the sum of its proper divisors (7499795).

40626157 is a wasteful number, since it uses less digits than its factorization.

40626157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2388.

The product of its (nonzero) digits is 10080, while the sum is 31.

The square root of 40626157 is about 6373.8651538921. The cubic root of 40626157 is about 343.7704802343.

The spelling of 40626157 in words is "forty million, six hundred twenty-six thousand, one hundred fifty-seven".