805850157 has 16 divisors (see below), whose sum is σ = 1228422272. Its totient is φ = 460313280.

The previous prime is 805850153. The next prime is 805850161. The reversal of 805850157 is 751058508.

It is an interprime number because it is at equal distance from previous prime (805850153) and next prime (805850161).

It is not a de Polignac number, because 805850157 - 2² = 805850153 is a prime.

It is the 28388-th Hogben number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (805850153) by changing a digit.

It is a nontrivial repunit in base 28387.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 68943 + ... + 79779.

It is an arithmetic number, because the mean of its divisors is an integer number (76776392).

Almost surely, 2^805850157 is an apocalyptic number.

It is an amenable number.

805850157 is a deficient number, since it is larger than the sum of its proper divisors (422572115).

805850157 is a wasteful number, since it uses less digits than its factorization.

805850157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14388.

The product of its (nonzero) digits is 56000, while the sum is 39.

The square root of 805850157 is about 28387.5000132100. The cubic root of 805850157 is about 930.5751084973.

The spelling of 805850157 in words is "eight hundred five million, eight hundred fifty thousand, one hundred fifty-seven".