57213362 has 16 divisors (see below), whose sum is σ = 88516800. Its totient is φ = 27721680.

The previous prime is 57213361. The next prime is 57213371. The reversal of 57213362 is 26331275.

It is not an unprimeable number, because it can be changed into a prime (57213361) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4964 + ... + 11792.

It is an arithmetic number, because the mean of its divisors is an integer number (5532300).

Almost surely, 2^57213362 is an apocalyptic number.

57213362 is a deficient number, since it is larger than the sum of its proper divisors (31303438).

57213362 is a wasteful number, since it uses less digits than its factorization.

57213362 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6961.

The product of its digits is 7560, while the sum is 29.

The square root of 57213362 is about 7563.9514805424. The cubic root of 57213362 is about 385.3297046376.

It can be divided in two parts, 57213 and 362, that added together give a palindrome (57575).

The spelling of 57213362 in words is "fifty-seven million, two hundred thirteen thousand, three hundred sixty-two".