57002212 has 6 divisors (see below), whose sum is σ = 99753878. Its totient is φ = 28501104.

The previous prime is 57002203. The next prime is 57002221. The reversal of 57002212 is 21220075.

57002212 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (57002203) and next prime (57002221).

It can be written as a sum of positive squares in only one way, i.e., 47416996 + 9585216 = 6886^2 + 3096^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 57002212.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 7125273 + ... + 7125280.

Almost surely, 2^57002212 is an apocalyptic number.

It is an amenable number.

57002212 is a deficient number, since it is larger than the sum of its proper divisors (42751666).

57002212 is a wasteful number, since it uses less digits than its factorization.

57002212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14250557 (or 14250555 counting only the distinct ones).

The product of its (nonzero) digits is 280, while the sum is 19.

The square root of 57002212 is about 7549.9809271282. The cubic root of 57002212 is about 384.8550913583.

Adding to 57002212 its reverse (21220075), we get a palindrome (78222287).

The spelling of 57002212 in words is "fifty-seven million, two thousand, two hundred twelve".