8569420408 has 16 divisors (see below), whose sum is σ = 16766257680. Its totient is φ = 4098418368.

The previous prime is 8569420393. The next prime is 8569420411. The reversal of 8569420408 is 8040249658.

It is a super-2 number, since 2×8569420408² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (46).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23286285 + ... + 23286652.

It is an arithmetic number, because the mean of its divisors is an integer number (1047891105).

Almost surely, 2^8569420408 is an apocalyptic number.

It is an amenable number.

8569420408 is a deficient number, since it is larger than the sum of its proper divisors (8196837272).

8569420408 is a wasteful number, since it uses less digits than its factorization.

8569420408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46572966 (or 46572962 counting only the distinct ones).

The product of its (nonzero) digits is 552960, while the sum is 46.

The square root of 8569420408 is about 92571.1640199042. The cubic root of 8569420408 is about 2046.3683795832.

The spelling of 8569420408 in words is "eight billion, five hundred sixty-nine million, four hundred twenty thousand, four hundred eight".