97990460 has 12 divisors (see below), whose sum is σ = 205780008. Its totient is φ = 39196176.

The previous prime is 97990447. The next prime is 97990471. The reversal of 97990460 is 6409979.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 2449742 + ... + 2449781.

It is an arithmetic number, because the mean of its divisors is an integer number (17148334).

Almost surely, 2^97990460 is an apocalyptic number.

It is an amenable number.

97990460 is an abundant number, since it is smaller than the sum of its proper divisors (107789548).

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

97990460 is a wasteful number, since it uses less digits than its factorization.

97990460 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4899532 (or 4899530 counting only the distinct ones).

The product of its (nonzero) digits is 122472, while the sum is 44.

The square root of 97990460 is about 9899.0130821209. The cubic root of 97990460 is about 461.0286683251.

The spelling of 97990460 in words is "ninety-seven million, nine hundred ninety thousand, four hundred sixty".