89466538 has 32 divisors (see below), whose sum is σ = 157852800. Its totient is φ = 37238784.

The previous prime is 89466523. The next prime is 89466539. The reversal of 89466538 is 83566498.

It is a happy number.

It is a super-2 number, since 2×89466538² = 16008522843410888, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 89466491 and 89466500.

It is not an unprimeable number, because it can be changed into a prime (89466539) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 72906 + ... + 74122.

It is an arithmetic number, because the mean of its divisors is an integer number (4932900).

Almost surely, 2^89466538 is an apocalyptic number.

89466538 is a deficient number, since it is larger than the sum of its proper divisors (68386262).

89466538 is a wasteful number, since it uses less digits than its factorization.

89466538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1374.

The product of its digits is 1244160, while the sum is 49.

The square root of 89466538 is about 9458.6752772257. The cubic root of 89466538 is about 447.2532901432.

The spelling of 89466538 in words is "eighty-nine million, four hundred sixty-six thousand, five hundred thirty-eight".