99057657 has 8 divisors (see below), whose sum is σ = 139846176. Its totient is φ = 62153792.

The previous prime is 99057643. The next prime is 99057667. The reversal of 99057657 is 75675099.

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

It is a cyclic number.

It is not a de Polignac number, because 99057657 - 2⁶ = 99057593 is a prime.

It is not an unprimeable number, because it can be changed into a prime (99057667) 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, 971103 + ... + 971204.

It is an arithmetic number, because the mean of its divisors is an integer number (17480772).

Almost surely, 2^99057657 is an apocalyptic number.

It is an amenable number.

99057657 is a deficient number, since it is larger than the sum of its proper divisors (40788519).

99057657 is a wasteful number, since it uses less digits than its factorization.

99057657 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1942327.

The product of its (nonzero) digits is 595350, while the sum is 48.

The square root of 99057657 is about 9952.7713226016. The cubic root of 99057657 is about 462.6962898972.

The spelling of 99057657 in words is "ninety-nine million, fifty-seven thousand, six hundred fifty-seven".