89638934 has 40 divisors (see below), whose sum is σ = 171219528. Its totient is φ = 34903680.

The previous prime is 89638933. The next prime is 89638957. The reversal of 89638934 is 43983698.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89638933) 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 19 ways as a sum of consecutive naturals, for example, 51974 + ... + 53670.

Almost surely, 2^89638934 is an apocalyptic number.

89638934 is a deficient number, since it is larger than the sum of its proper divisors (81580594).

89638934 is a wasteful number, since it uses less digits than its factorization.

89638934 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1738 (or 1717 counting only the distinct ones).

The product of its digits is 1119744, while the sum is 50.

The square root of 89638934 is about 9467.7840068307. The cubic root of 89638934 is about 447.5403814875.

The spelling of 89638934 in words is "eighty-nine million, six hundred thirty-eight thousand, nine hundred thirty-four".