89638950 has 24 divisors (see below), whose sum is σ = 222304968. Its totient is φ = 23903680.

The previous prime is 89638933. The next prime is 89638957. The reversal of 89638950 is 5983698.

It is a hoax number, since the sum of its digits (48) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 89638950.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89638957) 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 11 ways as a sum of consecutive naturals, for example, 298647 + ... + 298946.

It is an arithmetic number, because the mean of its divisors is an integer number (9262707).

Almost surely, 2^89638950 is an apocalyptic number.

89638950 is an abundant number, since it is smaller than the sum of its proper divisors (132666018).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

89638950 is a wasteful number, since it uses less digits than its factorization.

89638950 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 597608 (or 597603 counting only the distinct ones).

The product of its (nonzero) digits is 466560, while the sum is 48.

The square root of 89638950 is about 9467.7848518014. The cubic root of 89638950 is about 447.5404081152.

The spelling of 89638950 in words is "eighty-nine million, six hundred thirty-eight thousand, nine hundred fifty".