57280199 has 4 divisors (see below), whose sum is σ = 57385464. Its totient is φ = 57174936.

The previous prime is 57280177. The next prime is 57280211. The reversal of 57280199 is 99108275.

57280199 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 57280199 - 2¹² = 57276103 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57280129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51812 + ... + 52905.

It is an arithmetic number, because the mean of its divisors is an integer number (14346366).

Almost surely, 2^57280199 is an apocalyptic number.

57280199 is a deficient number, since it is larger than the sum of its proper divisors (105265).

57280199 is a wasteful number, since it uses less digits than its factorization.

57280199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105264.

The product of its (nonzero) digits is 45360, while the sum is 41.

The square root of 57280199 is about 7568.3683182044. The cubic root of 57280199 is about 385.4796944203.

The spelling of 57280199 in words is "fifty-seven million, two hundred eighty thousand, one hundred ninety-nine".