97856074 has 4 divisors (see below), whose sum is σ = 146784114. Its totient is φ = 48928036.

The previous prime is 97856069. The next prime is 97856093. The reversal of 97856074 is 47065879.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 47065879 = 7 ⋅6723697.

It can be written as a sum of positive squares in only one way, i.e., 85655025 + 12201049 = 9255^2 + 3493^2 .

It is a super-2 number, since 2×97856074² = 19151622437386952, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24464017 + ... + 24464020.

Almost surely, 2^97856074 is an apocalyptic number.

97856074 is a deficient number, since it is larger than the sum of its proper divisors (48928040).

97856074 is a wasteful number, since it uses less digits than its factorization.

97856074 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48928039.

The product of its (nonzero) digits is 423360, while the sum is 46.

The square root of 97856074 is about 9892.2229048885. Note that the first 3 decimals coincide. The cubic root of 97856074 is about 460.8178173821.

The spelling of 97856074 in words is "ninety-seven million, eight hundred fifty-six thousand, seventy-four".