97412761 has 4 divisors (see below), whose sum is σ = 99788724. Its totient is φ = 95036800.

The previous prime is 97412743. The next prime is 97412789. The reversal of 97412761 is 16721479.

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

It can be written as a sum of positive squares in 2 ways, for example, as 9803161 + 87609600 = 3131^2 + 9360^2 .

It is a cyclic number.

It is not a de Polignac number, because 97412761 - 2²⁵ = 63858329 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 97412761.

It is not an unprimeable number, because it can be changed into a prime (97412741) 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, 1187920 + ... + 1188001.

It is an arithmetic number, because the mean of its divisors is an integer number (24947181).

Almost surely, 2^97412761 is an apocalyptic number.

It is an amenable number.

97412761 is a deficient number, since it is larger than the sum of its proper divisors (2375963).

97412761 is a wasteful number, since it uses less digits than its factorization.

97412761 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2375962.

The product of its digits is 21168, while the sum is 37.

The square root of 97412761 is about 9869.7903219876. The cubic root of 97412761 is about 460.1208897770.

The spelling of 97412761 in words is "ninety-seven million, four hundred twelve thousand, seven hundred sixty-one".