97926540 has 24 divisors (see below), whose sum is σ = 274194480. Its totient is φ = 26113728.

The previous prime is 97926497. The next prime is 97926541. The reversal of 97926540 is 4562979.

It is a junction number, because it is equal to n+sod(n) for n = 97926492 and 97926501.

It is not an unprimeable number, because it can be changed into a prime (97926541) 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, 815995 + ... + 816114.

It is an arithmetic number, because the mean of its divisors is an integer number (11424770).

Almost surely, 2^97926540 is an apocalyptic number.

It is an amenable number.

97926540 is an abundant number, since it is smaller than the sum of its proper divisors (176267940).

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

97926540 is a wasteful number, since it uses less digits than its factorization.

97926540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1632121 (or 1632119 counting only the distinct ones).

The product of its (nonzero) digits is 136080, while the sum is 42.

The square root of 97926540 is about 9895.7839507540. The cubic root of 97926540 is about 460.9284022297.

The spelling of 97926540 in words is "ninety-seven million, nine hundred twenty-six thousand, five hundred forty".