57342337 has 4 divisors (see below), whose sum is σ = 61753300. Its totient is φ = 52931376.

The previous prime is 57342331. The next prime is 57342353. The reversal of 57342337 is 73324375.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 34292736 + 23049601 = 5856^2 + 4801^2 .

It is a cyclic number.

It is not a de Polignac number, because 57342337 - 2¹⁵ = 57309569 is a prime.

It is a super-2 number, since 2×57342337² = 6576287225243138, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (57342331) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2205462 + ... + 2205487.

It is an arithmetic number, because the mean of its divisors is an integer number (15438325).

Almost surely, 2^57342337 is an apocalyptic number.

It is an amenable number.

57342337 is a deficient number, since it is larger than the sum of its proper divisors (4410963).

57342337 is a wasteful number, since it uses less digits than its factorization.

57342337 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4410962.

The product of its digits is 52920, while the sum is 34.

The square root of 57342337 is about 7572.4723175460. The cubic root of 57342337 is about 385.6190344915.

The spelling of 57342337 in words is "fifty-seven million, three hundred forty-two thousand, three hundred thirty-seven".