89392140 has 48 divisors (see below), whose sum is σ = 278110560. Its totient is φ = 23837760.

The previous prime is 89392133. The next prime is 89392157. The reversal of 89392140 is 4129398.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 89392095 and 89392104.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 82231 + ... + 83310.

It is an arithmetic number, because the mean of its divisors is an integer number (5793970).

Almost surely, 2^89392140 is an apocalyptic number.

It is an amenable number.

89392140 is an abundant number, since it is smaller than the sum of its proper divisors (188718420).

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

89392140 is a wasteful number, since it uses less digits than its factorization.

89392140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165559 (or 165551 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 36.

The square root of 89392140 is about 9454.7416675444. The cubic root of 89392140 is about 447.1292811049.

The spelling of 89392140 in words is "eighty-nine million, three hundred ninety-two thousand, one hundred forty".