56312633 has 4 divisors (see below), whose sum is σ = 60644388. Its totient is φ = 51980880.

The previous prime is 56312621. The next prime is 56312657. The reversal of 56312633 is 33621365.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 17909824 + 38402809 = 4232^2 + 6197^2 .

It is a cyclic number.

It is not a de Polignac number, because 56312633 - 2⁶ = 56312569 is a prime.

It is a super-2 number, since 2×56312633² = 6342225270785378, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 56312596 and 56312605.

It is not an unprimeable number, because it can be changed into a prime (56312033) 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, 2165858 + ... + 2165883.

It is an arithmetic number, because the mean of its divisors is an integer number (15161097).

Almost surely, 2^56312633 is an apocalyptic number.

It is an amenable number.

56312633 is a deficient number, since it is larger than the sum of its proper divisors (4331755).

56312633 is a wasteful number, since it uses less digits than its factorization.

56312633 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4331754.

The product of its digits is 9720, while the sum is 29.

The square root of 56312633 is about 7504.1743716414. The cubic root of 56312633 is about 383.2968745834.

Adding to 56312633 its reverse (33621365), we get a palindrome (89933998).

The spelling of 56312633 in words is "fifty-six million, three hundred twelve thousand, six hundred thirty-three".