56443442 has 8 divisors (see below), whose sum is σ = 92362032. Its totient is φ = 25656100.

The previous prime is 56443441. The next prime is 56443447. The reversal of 56443442 is 24434465.

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

It is a junction number, because it is equal to n+sod(n) for n = 56443399 and 56443408.

It is not an unprimeable number, because it can be changed into a prime (56443441) 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, 1282784 + ... + 1282827.

It is an arithmetic number, because the mean of its divisors is an integer number (11545254).

Almost surely, 2^56443442 is an apocalyptic number.

56443442 is a deficient number, since it is larger than the sum of its proper divisors (35918590).

56443442 is a wasteful number, since it uses less digits than its factorization.

56443442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2565624.

The product of its digits is 46080, while the sum is 32.

The square root of 56443442 is about 7512.8850650067. The cubic root of 56443442 is about 383.5934327192.

The spelling of 56443442 in words is "fifty-six million, four hundred forty-three thousand, four hundred forty-two".