57066262 has 12 divisors (see below), whose sum is σ = 94088988. Its totient is φ = 25939100.

The previous prime is 57066259. The next prime is 57066337. The reversal of 57066262 is 26266075.

It is a happy number.

57066262 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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 in 5 ways as a sum of consecutive naturals, for example, 117664 + ... + 118147.

It is an arithmetic number, because the mean of its divisors is an integer number (7840749).

Almost surely, 2^57066262 is an apocalyptic number.

57066262 is a deficient number, since it is larger than the sum of its proper divisors (37022726).

57066262 is a wasteful number, since it uses less digits than its factorization.

57066262 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 235835 (or 235824 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 34.

The square root of 57066262 is about 7554.2214688213. The cubic root of 57066262 is about 384.9991836717. Note that the first 3 decimals are identical.

The spelling of 57066262 in words is "fifty-seven million, sixty-six thousand, two hundred sixty-two".