97402156 has 24 divisors (see below), whose sum is σ = 175069440. Its totient is φ = 47398992.

The previous prime is 97402147. The next prime is 97402159. The reversal of 97402156 is 65120479.

It is not an unprimeable number, because it can be changed into a prime (97402159) 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, 22305 + ... + 26311.

It is an arithmetic number, because the mean of its divisors is an integer number (7294560).

Almost surely, 2^97402156 is an apocalyptic number.

It is an amenable number.

97402156 is a deficient number, since it is larger than the sum of its proper divisors (77667284).

97402156 is a wasteful number, since it uses less digits than its factorization.

97402156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4173 (or 4171 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 34.

The square root of 97402156 is about 9869.2530619090. The cubic root of 97402156 is about 460.1041918993.

The spelling of 97402156 in words is "ninety-seven million, four hundred two thousand, one hundred fifty-six".