97152621 has 8 divisors (see below), whose sum is σ = 135168960. Its totient is φ = 61952352.

The previous prime is 97152611. The next prime is 97152641. The reversal of 97152621 is 12625179.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 97152621 - 2⁶ = 97152557 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97152611) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 703936 + ... + 704073.

It is an arithmetic number, because the mean of its divisors is an integer number (16896120).

Almost surely, 2^97152621 is an apocalyptic number.

It is an amenable number.

97152621 is a deficient number, since it is larger than the sum of its proper divisors (38016339).

97152621 is a wasteful number, since it uses less digits than its factorization.

97152621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1408035.

The product of its digits is 7560, while the sum is 33.

The square root of 97152621 is about 9856.6029137832. The cubic root of 97152621 is about 459.7109415857.

The spelling of 97152621 in words is "ninety-seven million, one hundred fifty-two thousand, six hundred twenty-one".