97408631 has 8 divisors (see below), whose sum is σ = 100797840. Its totient is φ = 94070592.

The previous prime is 97408607. The next prime is 97408639. The reversal of 97408631 is 13680479.

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 97408631 - 2⁶ = 97408567 is a prime.

It is a super-3 number, since 3×97408631³ (a number of 25 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97408639) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8900 + ... + 16553.

It is an arithmetic number, because the mean of its divisors is an integer number (12599730).

Almost surely, 2^97408631 is an apocalyptic number.

97408631 is a deficient number, since it is larger than the sum of its proper divisors (3389209).

97408631 is a wasteful number, since it uses less digits than its factorization.

97408631 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25585.

The product of its (nonzero) digits is 36288, while the sum is 38.

The square root of 97408631 is about 9869.5810954670. The cubic root of 97408631 is about 460.1143871172.

The spelling of 97408631 in words is "ninety-seven million, four hundred eight thousand, six hundred thirty-one".