97912621 has 8 divisors (see below), whose sum is σ = 99537984. Its totient is φ = 96294240.

The previous prime is 97912603. The next prime is 97912657. The reversal of 97912621 is 12621979.

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

It is a cyclic number.

It is not a de Polignac number, because 97912621 - 2¹¹ = 97910573 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97912691) 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, 31681 + ... + 34633.

It is an arithmetic number, because the mean of its divisors is an integer number (12442248).

Almost surely, 2^97912621 is an apocalyptic number.

It is an amenable number.

97912621 is a deficient number, since it is larger than the sum of its proper divisors (1625363).

97912621 is a wasteful number, since it uses less digits than its factorization.

97912621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3491.

The product of its digits is 13608, while the sum is 37.

The square root of 97912621 is about 9895.0806464627. The cubic root of 97912621 is about 460.9065628440.

The spelling of 97912621 in words is "ninety-seven million, nine hundred twelve thousand, six hundred twenty-one".