99273057 has 16 divisors (see below), whose sum is σ = 142748928. Its totient is φ = 61004160.

The previous prime is 99273023. The next prime is 99273089. The reversal of 99273057 is 75037299.

It is not a de Polignac number, because 99273057 - 2⁸ = 99272801 is a prime.

It is a super-2 number, since 2×99273057² = 19710279692250498, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (99273007) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35832 + ... + 38502.

It is an arithmetic number, because the mean of its divisors is an integer number (8921808).

Almost surely, 2^99273057 is an apocalyptic number.

It is an amenable number.

99273057 is a deficient number, since it is larger than the sum of its proper divisors (43475871).

99273057 is a wasteful number, since it uses less digits than its factorization.

99273057 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3640.

The product of its (nonzero) digits is 119070, while the sum is 42.

The square root of 99273057 is about 9963.5865530440. The cubic root of 99273057 is about 463.0314234310.

The spelling of 99273057 in words is "ninety-nine million, two hundred seventy-three thousand, fifty-seven".