57949222 has 8 divisors (see below), whose sum is σ = 86963256. Its totient is φ = 28961472.

The previous prime is 57949217. The next prime is 57949223. The reversal of 57949222 is 22294975.

57949222 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a super-2 number, since 2×57949222² = 6716224660810568, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57949223) 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, 438 + ... + 10774.

It is an arithmetic number, because the mean of its divisors is an integer number (10870407).

Almost surely, 2^57949222 is an apocalyptic number.

57949222 is a deficient number, since it is larger than the sum of its proper divisors (29014034).

57949222 is a wasteful number, since it uses less digits than its factorization.

57949222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13142.

The product of its digits is 90720, while the sum is 40.

The square root of 57949222 is about 7612.4386368627. The cubic root of 57949222 is about 386.9746682224.

The spelling of 57949222 in words is "fifty-seven million, nine hundred forty-nine thousand, two hundred twenty-two".