56373563 has 4 divisors (see below), whose sum is σ = 56665848. Its totient is φ = 56081280.

The previous prime is 56373557. The next prime is 56373571. The reversal of 56373563 is 36537365.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-56373563 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56373463) 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, 145853 + ... + 146238.

It is an arithmetic number, because the mean of its divisors is an integer number (14166462).

Almost surely, 2^56373563 is an apocalyptic number.

56373563 is a deficient number, since it is larger than the sum of its proper divisors (292285).

56373563 is a wasteful number, since it uses less digits than its factorization.

56373563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 292284.

The product of its digits is 170100, while the sum is 38.

The square root of 56373563 is about 7508.2330144982. The cubic root of 56373563 is about 383.4350665503.

The spelling of 56373563 in words is "fifty-six million, three hundred seventy-three thousand, five hundred sixty-three".