400676157 has 24 divisors (see below), whose sum is σ = 662276160. Its totient is φ = 228666240.

The previous prime is 400676153. The next prime is 400676173. The reversal of 400676157 is 751676004.

It is not a de Polignac number, because 400676157 - 2² = 400676153 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (400676153) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 51894 + ... + 59112.

It is an arithmetic number, because the mean of its divisors is an integer number (27594840).

Almost surely, 2^400676157 is an apocalyptic number.

It is an amenable number.

400676157 is a deficient number, since it is larger than the sum of its proper divisors (261600003).

400676157 is a wasteful number, since it uses less digits than its factorization.

400676157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8113 (or 8110 counting only the distinct ones).

The product of its (nonzero) digits is 35280, while the sum is 36.

The square root of 400676157 is about 20016.8967874643. The cubic root of 400676157 is about 737.2212299652.

The spelling of 400676157 in words is "four hundred million, six hundred seventy-six thousand, one hundred fifty-seven".