57628099 has 2 divisors, whose sum is σ = 57628100. Its totient is φ = 57628098.

The previous prime is 57628097. The next prime is 57628141. The reversal of 57628099 is 99082675.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 57628099 - 2¹ = 57628097 is a prime.

Together with 57628097, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (57628097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28814049 + 28814050.

It is an arithmetic number, because the mean of its divisors is an integer number (28814050).

Almost surely, 2^57628099 is an apocalyptic number.

57628099 is a deficient number, since it is larger than the sum of its proper divisors (1).

57628099 is an equidigital number, since it uses as much as digits as its factorization.

57628099 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 272160, while the sum is 46.

The square root of 57628099 is about 7591.3173428595. The cubic root of 57628099 is about 386.2585429069.

It can be divided in two parts, 5762 and 8099, that added together give a triangular number (13861 = T₁₆₆).

The spelling of 57628099 in words is "fifty-seven million, six hundred twenty-eight thousand, ninety-nine".