57275322 has 32 divisors (see below), whose sum is σ = 124129152. Its totient is φ = 17513664.

The previous prime is 57275311. The next prime is 57275333. The reversal of 57275322 is 22357275.

It is an interprime number because it is at equal distance from previous prime (57275311) and next prime (57275333).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10828 + ... + 15224.

It is an arithmetic number, because the mean of its divisors is an integer number (3879036).

Almost surely, 2^57275322 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 57275322, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (62064576).

57275322 is an abundant number, since it is smaller than the sum of its proper divisors (66853830).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

57275322 is a wasteful number, since it uses less digits than its factorization.

57275322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4582.

The product of its digits is 29400, while the sum is 33.

The square root of 57275322 is about 7568.0461150815. The cubic root of 57275322 is about 385.4687538285.

The spelling of 57275322 in words is "fifty-seven million, two hundred seventy-five thousand, three hundred twenty-two".