56424271 has 4 divisors (see below), whose sum is σ = 56484432. Its totient is φ = 56364112.

The previous prime is 56424233. The next prime is 56424287. The reversal of 56424271 is 17242465.

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 56424271 - 2²⁵ = 22869839 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 (56424671) 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, 28651 + ... + 30556.

It is an arithmetic number, because the mean of its divisors is an integer number (14121108).

Almost surely, 2^56424271 is an apocalyptic number.

56424271 is a deficient number, since it is larger than the sum of its proper divisors (60161).

56424271 is an equidigital number, since it uses as much as digits as its factorization.

56424271 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60160.

The product of its digits is 13440, while the sum is 31.

The square root of 56424271 is about 7511.6090819478. The cubic root of 56424271 is about 383.5499986657.

The spelling of 56424271 in words is "fifty-six million, four hundred twenty-four thousand, two hundred seventy-one".