97260731 has 4 divisors (see below), whose sum is σ = 97318152. Its totient is φ = 97203312.

The previous prime is 97260727. The next prime is 97260763. The reversal of 97260731 is 13706279.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 97260731 - 2² = 97260727 is a prime.

It is a super-2 number, since 2×97260731² = 18919299589308722, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 97260691 and 97260700.

It is not an unprimeable number, because it can be changed into a prime (97260701) 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, 26090 + ... + 29583.

It is an arithmetic number, because the mean of its divisors is an integer number (24329538).

Almost surely, 2^97260731 is an apocalyptic number.

97260731 is a deficient number, since it is larger than the sum of its proper divisors (57421).

97260731 is a wasteful number, since it uses less digits than its factorization.

97260731 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57420.

The product of its (nonzero) digits is 15876, while the sum is 35.

The square root of 97260731 is about 9862.0855299475. The cubic root of 97260731 is about 459.8813982200.

The spelling of 97260731 in words is "ninety-seven million, two hundred sixty thousand, seven hundred thirty-one".