97775361 has 12 divisors (see below), whose sum is σ = 142132692. Its totient is φ = 64767456.

The previous prime is 97775357. The next prime is 97775371. The reversal of 97775361 is 16357779.

It can be written as a sum of positive squares in 2 ways, for example, as 59582961 + 38192400 = 7719^2 + 6180^2 .

It is not a de Polignac number, because 97775361 - 2² = 97775357 is a prime.

It is not an unprimeable number, because it can be changed into a prime (97775341) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 33186 + ... + 36011.

It is an arithmetic number, because the mean of its divisors is an integer number (11844391).

Almost surely, 2^97775361 is an apocalyptic number.

It is an amenable number.

97775361 is a deficient number, since it is larger than the sum of its proper divisors (44357331).

97775361 is a wasteful number, since it uses less digits than its factorization.

97775361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69360 (or 69357 counting only the distinct ones).

The product of its digits is 277830, while the sum is 45.

The square root of 97775361 is about 9888.1424443623. The cubic root of 97775361 is about 460.6910862974.

The spelling of 97775361 in words is "ninety-seven million, seven hundred seventy-five thousand, three hundred sixty-one".