97812442 has 32 divisors (see below), whose sum is σ = 183657600. Its totient is φ = 38035008.

The previous prime is 97812439. The next prime is 97812443. The reversal of 97812442 is 24421879.

It is not an unprimeable number, because it can be changed into a prime (97812443) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6184 + ... + 15292.

It is an arithmetic number, because the mean of its divisors is an integer number (5739300).

Almost surely, 2^97812442 is an apocalyptic number.

97812442 is a deficient number, since it is larger than the sum of its proper divisors (85845158).

97812442 is a wasteful number, since it uses less digits than its factorization.

97812442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9190.

The product of its digits is 32256, while the sum is 37.

The square root of 97812442 is about 9890.0172901770. The cubic root of 97812442 is about 460.7493174881.

The spelling of 97812442 in words is "ninety-seven million, eight hundred twelve thousand, four hundred forty-two".