57901222 has 4 divisors (see below), whose sum is σ = 86851836. Its totient is φ = 28950610.

The previous prime is 57901219. The next prime is 57901237. The reversal of 57901222 is 22210975.

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

It is a super-3 number, since 3×57901222³ (a number of 24 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14475304 + ... + 14475307.

It is an arithmetic number, because the mean of its divisors is an integer number (21712959).

Almost surely, 2^57901222 is an apocalyptic number.

57901222 is a deficient number, since it is larger than the sum of its proper divisors (28950614).

57901222 is a wasteful number, since it uses less digits than its factorization.

57901222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28950613.

The product of its (nonzero) digits is 2520, while the sum is 28.

The square root of 57901222 is about 7609.2852489574. The cubic root of 57901222 is about 386.8677935347.

The spelling of 57901222 in words is "fifty-seven million, nine hundred one thousand, two hundred twenty-two".