97152312 has 16 divisors (see below), whose sum is σ = 242880840. Its totient is φ = 32384096.

The previous prime is 97152287. The next prime is 97152313. The reversal of 97152312 is 21325179.

It is a self number, because there is not a number n which added to its sum of digits gives 97152312.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97152313) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2023983 + ... + 2024030.

Almost surely, 2^97152312 is an apocalyptic number.

It is an amenable number.

97152312 is an abundant number, since it is smaller than the sum of its proper divisors (145728528).

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

97152312 is a wasteful number, since it uses less digits than its factorization.

97152312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4048022 (or 4048018 counting only the distinct ones).

The product of its digits is 3780, while the sum is 30.

The square root of 97152312 is about 9856.5872389991. The cubic root of 97152312 is about 459.7104542053.

The spelling of 97152312 in words is "ninety-seven million, one hundred fifty-two thousand, three hundred twelve".