56246231 has 4 divisors (see below), whose sum is σ = 56393472. Its totient is φ = 56098992.

The previous prime is 56246227. The next prime is 56246233. The reversal of 56246231 is 13264265.

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

It is a cyclic number.

It is not a de Polignac number, because 56246231 - 2² = 56246227 is a prime.

It is a super-2 number, since 2×56246231² = 6327277003410722, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 56246194 and 56246203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56246233) 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, 73046 + ... + 73811.

It is an arithmetic number, because the mean of its divisors is an integer number (14098368).

Almost surely, 2^56246231 is an apocalyptic number.

56246231 is a deficient number, since it is larger than the sum of its proper divisors (147241).

56246231 is a wasteful number, since it uses less digits than its factorization.

56246231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 147240.

The product of its digits is 8640, while the sum is 29.

The square root of 56246231 is about 7499.7487291242. The cubic root of 56246231 is about 383.1461583160.

The spelling of 56246231 in words is "fifty-six million, two hundred forty-six thousand, two hundred thirty-one".