89489286 has 20 divisors (see below), whose sum is σ = 200522652. Its totient is φ = 29829708.

The previous prime is 89489263. The next prime is 89489293. The reversal of 89489286 is 68298498.

89489286 is a `hidden beast` number, since 89 + 489 + 2 + 86 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 276040 + ... + 276363.

Almost surely, 2^89489286 is an apocalyptic number.

89489286 is an abundant number, since it is smaller than the sum of its proper divisors (111033366).

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

89489286 is a wasteful number, since it uses less digits than its factorization.

89489286 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 552417 (or 552408 counting only the distinct ones).

The product of its digits is 1990656, while the sum is 54.

The square root of 89489286 is about 9459.8776947696. The cubic root of 89489286 is about 447.2911935348.

The spelling of 89489286 in words is "eighty-nine million, four hundred eighty-nine thousand, two hundred eighty-six".