56001650 has 24 divisors (see below), whose sum is σ = 104876100. Its totient is φ = 22247360.

The previous prime is 56001643. The next prime is 56001653. The reversal of 56001650 is 5610065.

It can be written as a sum of positive squares in 6 ways, for example, as 22743361 + 33258289 = 4769^2 + 5767^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (56001653) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3692 + ... + 11208.

Almost surely, 2^56001650 is an apocalyptic number.

56001650 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

56001650 is a deficient number, since it is larger than the sum of its proper divisors (48874450).

56001650 is a wasteful number, since it uses less digits than its factorization.

56001650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7678 (or 7673 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 23.

The square root of 56001650 is about 7483.4250179981. The cubic root of 56001650 is about 382.5899940610.

The spelling of 56001650 in words is "fifty-six million, one thousand, six hundred fifty".