97402856 has 16 divisors (see below), whose sum is σ = 182744100. Its totient is φ = 48671104.

The previous prime is 97402831. The next prime is 97402859. The reversal of 97402856 is 65820479.

It can be written as a sum of positive squares in 2 ways, for example, as 94284100 + 3118756 = 9710^2 + 1766^2 .

It is not an unprimeable number, because it can be changed into a prime (97402859) 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 3 ways as a sum of consecutive naturals, for example, 15836 + ... + 21108.

Almost surely, 2^97402856 is an apocalyptic number.

It is an amenable number.

97402856 is a deficient number, since it is larger than the sum of its proper divisors (85341244).

97402856 is a wasteful number, since it uses less digits than its factorization.

97402856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7588 (or 7584 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 41.

The square root of 97402856 is about 9869.2885255220. The cubic root of 97402856 is about 460.1052941068.

The spelling of 97402856 in words is "ninety-seven million, four hundred two thousand, eight hundred fifty-six".