89904574 has 8 divisors (see below), whose sum is σ = 134939880. Its totient is φ = 44924616.

The previous prime is 89904571. The next prime is 89904623. The reversal of 89904574 is 47540998.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×89904574² = 16165664852242952, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89904571) 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, 9504 + ... + 16435.

It is an arithmetic number, because the mean of its divisors is an integer number (16867485).

Almost surely, 2^89904574 is an apocalyptic number.

89904574 is a deficient number, since it is larger than the sum of its proper divisors (45035306).

89904574 is a wasteful number, since it uses less digits than its factorization.

89904574 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27674.

The product of its (nonzero) digits is 362880, while the sum is 46.

The square root of 89904574 is about 9481.8022548459. The cubic root of 89904574 is about 447.9820325224.

The spelling of 89904574 in words is "eighty-nine million, nine hundred four thousand, five hundred seventy-four".