52513422 has 32 divisors (see below), whose sum is σ = 115032960. Its totient is φ = 15882720.

The previous prime is 52513399. The next prime is 52513423. The reversal of 52513422 is 22431525.

It is a junction number, because it is equal to n+sod(n) for n = 52513392 and 52513401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52513423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1104 + ... + 10307.

It is an arithmetic number, because the mean of its divisors is an integer number (3594780).

Almost surely, 2^52513422 is an apocalyptic number.

52513422 is an abundant number, since it is smaller than the sum of its proper divisors (62519538).

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

52513422 is a wasteful number, since it uses less digits than its factorization.

52513422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11488.

The product of its digits is 2400, while the sum is 24.

The square root of 52513422 is about 7246.6145198982. The cubic root of 52513422 is about 374.4755263706.

Adding to 52513422 its reverse (22431525), we get a palindrome (74944947).

The spelling of 52513422 in words is "fifty-two million, five hundred thirteen thousand, four hundred twenty-two".