89509372 has 12 divisors (see below), whose sum is σ = 159296760. Its totient is φ = 43996016.

The previous prime is 89509349. The next prime is 89509373. The reversal of 89509372 is 27390598.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89509373) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 189403 + ... + 189874.

It is an arithmetic number, because the mean of its divisors is an integer number (13274730).

Almost surely, 2^89509372 is an apocalyptic number.

It is an amenable number.

89509372 is a deficient number, since it is larger than the sum of its proper divisors (69787388).

89509372 is a wasteful number, since it uses less digits than its factorization.

89509372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 379340 (or 379338 counting only the distinct ones).

The product of its (nonzero) digits is 136080, while the sum is 43.

The square root of 89509372 is about 9460.9392768372. The cubic root of 89509372 is about 447.3246560837.

The spelling of 89509372 in words is "eighty-nine million, five hundred nine thousand, three hundred seventy-two".