89697024 has 144 divisors (see below), whose sum is σ = 279619200. Its totient is φ = 28283904.

The previous prime is 89697017. The next prime is 89697031. The reversal of 89697024 is 42079698.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (89697017) and next prime (89697031).

It is a tau number, because it is divible by the number of its divisors (144).

It is a super-2 number, since 2×89697024² = 16091112228913152, which contains 22 as substring.

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, 130987 + ... + 131669.

It is an arithmetic number, because the mean of its divisors is an integer number (1941800).

Almost surely, 2^89697024 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 89697024, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (139809600).

89697024 is an abundant number, since it is smaller than the sum of its proper divisors (189922176).

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

89697024 is a wasteful number, since it uses less digits than its factorization.

89697024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 727 (or 707 counting only the distinct ones).

The product of its (nonzero) digits is 217728, while the sum is 45.

The square root of 89697024 is about 9470.8512816959. The cubic root of 89697024 is about 447.6370359424.

The spelling of 89697024 in words is "eighty-nine million, six hundred ninety-seven thousand, twenty-four".