97840922 has 8 divisors (see below), whose sum is σ = 148214772. Its totient is φ = 48436000.

The previous prime is 97840921. The next prime is 97840931. The reversal of 97840922 is 22904879.

It can be written as a sum of positive squares in 2 ways, for example, as 95082001 + 2758921 = 9751^2 + 1661^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 97840922.

It is not an unprimeable number, because it can be changed into a prime (97840921) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 241979 + ... + 242382.

Almost surely, 2^97840922 is an apocalyptic number.

97840922 is a deficient number, since it is larger than the sum of its proper divisors (50373850).

97840922 is a wasteful number, since it uses less digits than its factorization.

97840922 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 484464.

The product of its (nonzero) digits is 72576, while the sum is 41.

The square root of 97840922 is about 9891.4570210864. The cubic root of 97840922 is about 460.7940318649.

The spelling of 97840922 in words is "ninety-seven million, eight hundred forty thousand, nine hundred twenty-two".