57770252 has 6 divisors (see below), whose sum is σ = 101097948. Its totient is φ = 28885124.

The previous prime is 57770243. The next prime is 57770261. The reversal of 57770252 is 25207775.

It is an interprime number because it is at equal distance from previous prime (57770243) and next prime (57770261).

It is a super-2 number, since 2×57770252² = 6674804032287008, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7221278 + ... + 7221285.

It is an arithmetic number, because the mean of its divisors is an integer number (16849658).

Almost surely, 2^57770252 is an apocalyptic number.

It is an amenable number.

57770252 is a deficient number, since it is larger than the sum of its proper divisors (43327696).

57770252 is a wasteful number, since it uses less digits than its factorization.

57770252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14442567 (or 14442565 counting only the distinct ones).

The product of its (nonzero) digits is 34300, while the sum is 35.

The square root of 57770252 is about 7600.6744437583. The cubic root of 57770252 is about 386.5758807205.

The spelling of 57770252 in words is "fifty-seven million, seven hundred seventy thousand, two hundred fifty-two".