89561404 has 12 divisors (see below), whose sum is σ = 157022824. Its totient is φ = 44697744.

The previous prime is 89561401. The next prime is 89561411. The reversal of 89561404 is 40416598.

It is a happy number.

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89561401) 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, 18279 + ... + 22654.

Almost surely, 2^89561404 is an apocalyptic number.

It is an amenable number.

89561404 is a deficient number, since it is larger than the sum of its proper divisors (67461420).

89561404 is a wasteful number, since it uses less digits than its factorization.

89561404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41484 (or 41482 counting only the distinct ones).

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

The square root of 89561404 is about 9463.6887100115. The cubic root of 89561404 is about 447.4113162381.

The spelling of 89561404 in words is "eighty-nine million, five hundred sixty-one thousand, four hundred four".