97947492 has 24 divisors (see below), whose sum is σ = 228707136. Its totient is φ = 32625888.

The previous prime is 97947469. The next prime is 97947497. The reversal of 97947492 is 29474979.

It is a super-2 number, since 2×97947492² = 19187422378180128, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (97947497) 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, 26553 + ... + 30015.

It is an arithmetic number, because the mean of its divisors is an integer number (9529464).

Almost surely, 2^97947492 is an apocalyptic number.

It is an amenable number.

97947492 is an abundant number, since it is smaller than the sum of its proper divisors (130759644).

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

97947492 is a wasteful number, since it uses less digits than its factorization.

97947492 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5827 (or 5825 counting only the distinct ones).

The product of its digits is 1143072, while the sum is 51.

The square root of 97947492 is about 9896.8425267860. The cubic root of 97947492 is about 460.9612727304.

The spelling of 97947492 in words is "ninety-seven million, nine hundred forty-seven thousand, four hundred ninety-two".