56353847 has 4 divisors (see below), whose sum is σ = 61476936. Its totient is φ = 51230760.

The previous prime is 56353823. The next prime is 56353853. The reversal of 56353847 is 74835365.

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 56353847 - 2⁶ = 56353783 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56353897) 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, 2561528 + ... + 2561549.

It is an arithmetic number, because the mean of its divisors is an integer number (15369234).

Almost surely, 2^56353847 is an apocalyptic number.

56353847 is a deficient number, since it is larger than the sum of its proper divisors (5123089).

56353847 is a wasteful number, since it uses less digits than its factorization.

56353847 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5123088.

The product of its digits is 302400, while the sum is 41.

The square root of 56353847 is about 7506.9199409611. The cubic root of 56353847 is about 383.3903606819.

The spelling of 56353847 in words is "fifty-six million, three hundred fifty-three thousand, eight hundred forty-seven".