89357290 has 24 divisors (see below), whose sum is σ = 176796900. Its totient is φ = 32493120.

The previous prime is 89357269. The next prime is 89357309. The reversal of 89357290 is 9275398.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 87216921 + 2140369 = 9339^2 + 1463^2 .

It is a super-2 number, since 2×89357290² = 15969450552288200, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 35715 + ... + 38134.

Almost surely, 2^89357290 is an apocalyptic number.

89357290 is a deficient number, since it is larger than the sum of its proper divisors (87439610).

89357290 is a wasteful number, since it uses less digits than its factorization.

89357290 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73878 (or 73867 counting only the distinct ones).

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

The square root of 89357290 is about 9452.8984972864. The cubic root of 89357290 is about 447.0711683117.

The spelling of 89357290 in words is "eighty-nine million, three hundred fifty-seven thousand, two hundred ninety".