89056539 has 24 divisors (see below), whose sum is σ = 151128432. Its totient is φ = 49821120.

The previous prime is 89056537. The next prime is 89056549. The reversal of 89056539 is 93565098.

89056539 is a `hidden beast` number, since 89 + 0 + 565 + 3 + 9 = 666.

It is not a de Polignac number, because 89056539 - 2¹ = 89056537 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 89056494 and 89056503.

It is not an unprimeable number, because it can be changed into a prime (89056531) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 33312 + ... + 35885.

It is an arithmetic number, because the mean of its divisors is an integer number (6297018).

Almost surely, 2^89056539 is an apocalyptic number.

89056539 is a deficient number, since it is larger than the sum of its proper divisors (62071893).

89056539 is a wasteful number, since it uses less digits than its factorization.

89056539 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69227 (or 69224 counting only the distinct ones).

The product of its (nonzero) digits is 291600, while the sum is 45.

The square root of 89056539 is about 9436.9772173085. The cubic root of 89056539 is about 446.5690334490.

The spelling of 89056539 in words is "eighty-nine million, fifty-six thousand, five hundred thirty-nine".