57043422 has 24 divisors (see below), whose sum is σ = 123739200. Its totient is φ = 18992160.

The previous prime is 57043411. The next prime is 57043433. The reversal of 57043422 is 22434075.

It is an interprime number because it is at equal distance from previous prime (57043411) and next prime (57043433).

It is a plaindrome in base 16.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 22579 + ... + 24977.

It is an arithmetic number, because the mean of its divisors is an integer number (5155800).

Almost surely, 2^57043422 is an apocalyptic number.

57043422 is an abundant number, since it is smaller than the sum of its proper divisors (66695778).

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

57043422 is a wasteful number, since it uses less digits than its factorization.

57043422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3728 (or 3725 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 27.

The square root of 57043422 is about 7552.7095800117. The cubic root of 57043422 is about 384.9478132446.

Adding to 57043422 its reverse (22434075), we get a palindrome (79477497).

The spelling of 57043422 in words is "fifty-seven million, forty-three thousand, four hundred twenty-two".