89156404 has 12 divisors (see below), whose sum is σ = 158221728. Its totient is φ = 43950200.

The previous prime is 89156401. The next prime is 89156423. The reversal of 89156404 is 40465198.

It is a happy number.

It is a super-2 number, since 2×89156404² = 15897728748422432, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89156401) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 156682 + ... + 157249.

It is an arithmetic number, because the mean of its divisors is an integer number (13185144).

Almost surely, 2^89156404 is an apocalyptic number.

It is an amenable number.

89156404 is a deficient number, since it is larger than the sum of its proper divisors (69065324).

89156404 is a wasteful number, since it uses less digits than its factorization.

89156404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 314006 (or 314004 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 37.

The square root of 89156404 is about 9442.2668888355. The cubic root of 89156404 is about 446.7358935796.

The spelling of 89156404 in words is "eighty-nine million, one hundred fifty-six thousand, four hundred four".