56464129 has 4 divisors (see below), whose sum is σ = 56484180. Its totient is φ = 56444080.

The previous prime is 56464127. The next prime is 56464141. The reversal of 56464129 is 92146465.

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 44249104 + 12215025 = 6652^2 + 3495^2 .

It is a cyclic number.

It is not a de Polignac number, because 56464129 - 2¹ = 56464127 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56464127) 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, 4942 + ... + 11719.

It is an arithmetic number, because the mean of its divisors is an integer number (14121045).

Almost surely, 2^56464129 is an apocalyptic number.

It is an amenable number.

56464129 is a deficient number, since it is larger than the sum of its proper divisors (20051).

56464129 is a wasteful number, since it uses less digits than its factorization.

56464129 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20050.

The product of its digits is 51840, while the sum is 37.

The square root of 56464129 is about 7514.2617069144. The cubic root of 56464129 is about 383.6402904101.

The spelling of 56464129 in words is "fifty-six million, four hundred sixty-four thousand, one hundred twenty-nine".