56744342 has 4 divisors (see below), whose sum is σ = 85116516. Its totient is φ = 28372170.

The previous prime is 56744341. The next prime is 56744383. The reversal of 56744342 is 24344765.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56744341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14186084 + ... + 14186087.

It is an arithmetic number, because the mean of its divisors is an integer number (21279129).

Almost surely, 2^56744342 is an apocalyptic number.

56744342 is a deficient number, since it is larger than the sum of its proper divisors (28372174).

56744342 is a wasteful number, since it uses less digits than its factorization.

56744342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28372173.

The product of its digits is 80640, while the sum is 35.

The square root of 56744342 is about 7532.8840426493. The cubic root of 56744342 is about 384.2738705639.

The spelling of 56744342 in words is "fifty-six million, seven hundred forty-four thousand, three hundred forty-two".