89973662 has 4 divisors (see below), whose sum is σ = 134960496. Its totient is φ = 44986830.

The previous prime is 89973661. The next prime is 89973691. The reversal of 89973662 is 26637998.

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

It is a self number, because there is not a number n which added to its sum of digits gives 89973662.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89973661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22493414 + ... + 22493417.

It is an arithmetic number, because the mean of its divisors is an integer number (33740124).

Almost surely, 2^89973662 is an apocalyptic number.

89973662 is a deficient number, since it is larger than the sum of its proper divisors (44986834).

89973662 is a wasteful number, since it uses less digits than its factorization.

89973662 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44986833.

The product of its digits is 979776, while the sum is 50.

The square root of 89973662 is about 9485.4447444493. Note that the first 3 decimals coincide. The cubic root of 89973662 is about 448.0967551173.

The spelling of 89973662 in words is "eighty-nine million, nine hundred seventy-three thousand, six hundred sixty-two".