56842238 has 8 divisors (see below), whose sum is σ = 86342880. Its totient is φ = 28061280.

The previous prime is 56842231. The next prime is 56842241. The reversal of 56842238 is 83224865.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56842231) 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, 179723 + ... + 180038.

It is an arithmetic number, because the mean of its divisors is an integer number (10792860).

Almost surely, 2^56842238 is an apocalyptic number.

56842238 is a deficient number, since it is larger than the sum of its proper divisors (29500642).

56842238 is a wasteful number, since it uses less digits than its factorization.

56842238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 359842.

The product of its digits is 92160, while the sum is 38.

The square root of 56842238 is about 7539.3791521584. The cubic root of 56842238 is about 384.4947281902.

The spelling of 56842238 in words is "fifty-six million, eight hundred forty-two thousand, two hundred thirty-eight".