89151636 has 48 divisors (see below), whose sum is σ = 238218624. Its totient is φ = 25420416.

The previous prime is 89151631. The next prime is 89151641. The reversal of 89151636 is 63615198.

It is an interprime number because it is at equal distance from previous prime (89151631) and next prime (89151641).

Its product of digits (38880) is a multiple of the sum of its prime factors (2160).

It is a nialpdrome in base 14.

It is a junction number, because it is equal to n+sod(n) for n = 89151594 and 89151603.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89151631) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 64246 + ... + 65618.

It is an arithmetic number, because the mean of its divisors is an integer number (4962888).

Almost surely, 2^89151636 is an apocalyptic number.

It is an amenable number.

89151636 is an abundant number, since it is smaller than the sum of its proper divisors (149066988).

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

89151636 is a wasteful number, since it uses less digits than its factorization.

89151636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2160 (or 2158 counting only the distinct ones).

The product of its digits is 38880, while the sum is 39.

The square root of 89151636 is about 9442.0144037170. The cubic root of 89151636 is about 446.7279297668.

The spelling of 89151636 in words is "eighty-nine million, one hundred fifty-one thousand, six hundred thirty-six".