56303016 has 64 divisors (see below), whose sum is σ = 175495680. Its totient is φ = 14623680.

The previous prime is 56303003. The next prime is 56303017. The reversal of 56303016 is 61030365.

It is a super-2 number, since 2×56303016² = 6340059221392512, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an alternating number because its digits alternate between odd and even.

It is not an unprimeable number, because it can be changed into a prime (56303017) 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, 13386 + ... + 17081.

It is an arithmetic number, because the mean of its divisors is an integer number (2742120).

Almost surely, 2^56303016 is an apocalyptic number.

56303016 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

56303016 is an abundant number, since it is smaller than the sum of its proper divisors (119192664).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

56303016 is a wasteful number, since it uses less digits than its factorization.

56303016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30494 (or 30490 counting only the distinct ones).

The product of its (nonzero) digits is 1620, while the sum is 24.

The square root of 56303016 is about 7503.5335675933. The cubic root of 56303016 is about 383.2750536899.

It can be divided in two parts, 5630 and 3016, that added together give a triangular number (8646 = T₁₃₁).

The spelling of 56303016 in words is "fifty-six million, three hundred three thousand, sixteen".