56143342 has 4 divisors (see below), whose sum is σ = 84215016. Its totient is φ = 28071670.

The previous prime is 56143327. The next prime is 56143361. The reversal of 56143342 is 24334165.

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

It is a plaindrome in base 16.

It is a self number, because there is not a number n which added to its sum of digits gives 56143342.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14035834 + ... + 14035837.

It is an arithmetic number, because the mean of its divisors is an integer number (21053754).

Almost surely, 2^56143342 is an apocalyptic number.

56143342 is a deficient number, since it is larger than the sum of its proper divisors (28071674).

56143342 is a wasteful number, since it uses less digits than its factorization.

56143342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28071673.

The product of its digits is 8640, while the sum is 28.

The square root of 56143342 is about 7492.8860928216. The cubic root of 56143342 is about 382.9123910262.

The spelling of 56143342 in words is "fifty-six million, one hundred forty-three thousand, three hundred forty-two".