99757475 has 12 divisors (see below), whose sum is σ = 123960816. Its totient is φ = 79637280.

The previous prime is 99757403. The next prime is 99757481. The reversal of 99757475 is 57475799.

99757475 = 170² + 171² + ... + 672².

It is not a de Polignac number, because 99757475 - 2⁸ = 99757219 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8609 + ... + 16541.

It is an arithmetic number, because the mean of its divisors is an integer number (10330068).

Almost surely, 2^99757475 is an apocalyptic number.

99757475 is a deficient number, since it is larger than the sum of its proper divisors (24203341).

99757475 is a wasteful number, since it uses less digits than its factorization.

99757475 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8446 (or 8441 counting only the distinct ones).

The product of its digits is 2778300, while the sum is 53.

The square root of 99757475 is about 9987.8663887739. The cubic root of 99757475 is about 463.7833458294.

The spelling of 99757475 in words is "ninety-nine million, seven hundred fifty-seven thousand, four hundred seventy-five".