97077232 has 90 divisors (see below), whose sum is σ = 231590088. Its totient is φ = 39414816.

The previous prime is 97077221. The next prime is 97077247. The reversal of 97077232 is 23277079.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It is a nialpdrome in base 14.

It is a junction number, because it is equal to n+sod(n) for n = 97077191 and 97077200.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 5109319 + ... + 5109337.

Almost surely, 2^97077232 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 97077232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (115795044).

97077232 is an abundant number, since it is smaller than the sum of its proper divisors (134512856).

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

97077232 is an frugal number, since it uses more digits than its factorization.

97077232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81 (or 28 counting only the distinct ones).

The product of its (nonzero) digits is 37044, while the sum is 37.

The square root of 97077232 is about 9852.7778824045. Note that the first 3 decimals coincide. The cubic root of 97077232 is about 459.5920011798.

The spelling of 97077232 in words is "ninety-seven million, seventy-seven thousand, two hundred thirty-two".