57426322 has 48 divisors (see below), whose sum is σ = 99244800. Its totient is φ = 24796800.

The previous prime is 57426319. The next prime is 57426337. The reversal of 57426322 is 22362475.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 1400622 + ... + 1400662.

It is an arithmetic number, because the mean of its divisors is an integer number (2067600).

Almost surely, 2^57426322 is an apocalyptic number.

57426322 is a deficient number, since it is larger than the sum of its proper divisors (41818478).

57426322 is a wasteful number, since it uses less digits than its factorization.

57426322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163 (or 122 counting only the distinct ones).

The product of its digits is 20160, while the sum is 31.

The square root of 57426322 is about 7578.0157033355. The cubic root of 57426322 is about 385.8072050355.

Adding to 57426322 its reverse (22362475), we get a palindrome (79788797).

It can be divided in two parts, 574 and 26322, that added together give a square (26896 = 164²).

The spelling of 57426322 in words is "fifty-seven million, four hundred twenty-six thousand, three hundred twenty-two".