862855413 has 32 divisors (see below), whose sum is σ = 1338240000. Its totient is φ = 484323840.

The previous prime is 862855393. The next prime is 862855447. The reversal of 862855413 is 314558268.

It is not a de Polignac number, because 862855413 - 2⁵ = 862855381 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (862855013) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 690213 + ... + 691461.

It is an arithmetic number, because the mean of its divisors is an integer number (41820000).

Almost surely, 2^862855413 is an apocalyptic number.

It is an amenable number.

862855413 is a deficient number, since it is larger than the sum of its proper divisors (475384587).

862855413 is a wasteful number, since it uses less digits than its factorization.

862855413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1817.

The product of its digits is 230400, while the sum is 42.

The square root of 862855413 is about 29374.4006406939. The cubic root of 862855413 is about 952.0198623101.

The spelling of 862855413 in words is "eight hundred sixty-two million, eight hundred fifty-five thousand, four hundred thirteen".