97902416 has 20 divisors (see below), whose sum is σ = 189839412. Its totient is φ = 48911616.

The previous prime is 97902379. The next prime is 97902419. The reversal of 97902416 is 61420979.

It can be written as a sum of positive squares in 2 ways, for example, as 16974400 + 80928016 = 4120^2 + 8996^2 .

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 97902416.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97902419) 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, 37010 + ... + 39566.

Almost surely, 2^97902416 is an apocalyptic number.

It is an amenable number.

97902416 is a deficient number, since it is larger than the sum of its proper divisors (91936996).

97902416 is a wasteful number, since it uses less digits than its factorization.

97902416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4958 (or 4952 counting only the distinct ones).

The product of its (nonzero) digits is 27216, while the sum is 38.

The square root of 97902416 is about 9894.5649727515. The cubic root of 97902416 is about 460.8905495360.

The spelling of 97902416 in words is "ninety-seven million, nine hundred two thousand, four hundred sixteen".