89474923 has 4 divisors (see below), whose sum is σ = 89514360. Its totient is φ = 89435488.

The previous prime is 89474921. The next prime is 89474953. The reversal of 89474923 is 32947498.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 89474923 - 2¹ = 89474921 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (89474921) 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, 16093 + ... + 20926.

It is an arithmetic number, because the mean of its divisors is an integer number (22378590).

Almost surely, 2^89474923 is an apocalyptic number.

89474923 is a deficient number, since it is larger than the sum of its proper divisors (39437).

89474923 is a wasteful number, since it uses less digits than its factorization.

89474923 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39436.

The product of its digits is 435456, while the sum is 46.

The square root of 89474923 is about 9459.1185107282. The cubic root of 89474923 is about 447.2672622262.

The spelling of 89474923 in words is "eighty-nine million, four hundred seventy-four thousand, nine hundred twenty-three".