89878522 has 16 divisors (see below), whose sum is σ = 136252800. Its totient is φ = 44463600.

The previous prime is 89878463. The next prime is 89878567. The reversal of 89878522 is 22587898.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 108004 + ... + 108832.

It is an arithmetic number, because the mean of its divisors is an integer number (8515800).

Almost surely, 2^89878522 is an apocalyptic number.

89878522 is a deficient number, since it is larger than the sum of its proper divisors (46374278).

89878522 is a wasteful number, since it uses less digits than its factorization.

89878522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1341.

The product of its digits is 645120, while the sum is 49.

The square root of 89878522 is about 9480.4283658493. The cubic root of 89878522 is about 447.9387571736.

The spelling of 89878522 in words is "eighty-nine million, eight hundred seventy-eight thousand, five hundred twenty-two".