97577345 has 8 divisors (see below), whose sum is σ = 118167720. Its totient is φ = 77345280.

The previous prime is 97577341. The next prime is 97577351. The reversal of 97577345 is 54377579.

It can be written as a sum of positive squares in 4 ways, for example, as 10491121 + 87086224 = 3239^2 + 9332^2 .

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

It is not a de Polignac number, because 97577345 - 2² = 97577341 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 97577345.

It is not an unprimeable number, because it can be changed into a prime (97577341) 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, 88976 + ... + 90065.

It is an arithmetic number, because the mean of its divisors is an integer number (14770965).

Almost surely, 2^97577345 is an apocalyptic number.

It is an amenable number.

97577345 is a deficient number, since it is larger than the sum of its proper divisors (20590375).

97577345 is a wasteful number, since it uses less digits than its factorization.

97577345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 179155.

The product of its digits is 926100, while the sum is 47.

The square root of 97577345 is about 9878.1245689655. The cubic root of 97577345 is about 460.3798768153.

The spelling of 97577345 in words is "ninety-seven million, five hundred seventy-seven thousand, three hundred forty-five".