56389134 has 16 divisors (see below), whose sum is σ = 112856400. Its totient is φ = 18783360.

The previous prime is 56389129. The next prime is 56389139. The reversal of 56389134 is 43198365.

It is an interprime number because it is at equal distance from previous prime (56389129) and next prime (56389139).

It is a junction number, because it is equal to n+sod(n) for n = 56389092 and 56389101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56389139) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10792 + ... + 15140.

It is an arithmetic number, because the mean of its divisors is an integer number (7053525).

Almost surely, 2^56389134 is an apocalyptic number.

56389134 is an abundant number, since it is smaller than the sum of its proper divisors (56467266).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

56389134 is a wasteful number, since it uses less digits than its factorization.

56389134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6515.

The product of its digits is 77760, while the sum is 39.

The square root of 56389134 is about 7509.2698712991. The cubic root of 56389134 is about 383.4703662989.

The spelling of 56389134 in words is "fifty-six million, three hundred eighty-nine thousand, one hundred thirty-four".