56303039 has 16 divisors (see below), whose sum is σ = 63393792. Its totient is φ = 49660128.

The previous prime is 56303021. The next prime is 56303059. The reversal of 56303039 is 93030365.

It is a cyclic number.

It is not a de Polignac number, because 56303039 - 2¹² = 56298943 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 13.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56303059) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25202 + ... + 27344.

It is an arithmetic number, because the mean of its divisors is an integer number (3962112).

Almost surely, 2^56303039 is an apocalyptic number.

56303039 is a deficient number, since it is larger than the sum of its proper divisors (7090753).

56303039 is a wasteful number, since it uses less digits than its factorization.

56303039 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2246.

The product of its (nonzero) digits is 7290, while the sum is 29.

The square root of 56303039 is about 7503.5351002044. The cubic root of 56303039 is about 383.2751058796.

The spelling of 56303039 in words is "fifty-six million, three hundred three thousand, thirty-nine".