53415522 has 24 divisors (see below), whose sum is σ = 120766464. Its totient is φ = 17030904.

The previous prime is 53415463. The next prime is 53415529. The reversal of 53415522 is 22551435.

It is a happy number.

53415522 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (53415529) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 64098 + ... + 64925.

It is an arithmetic number, because the mean of its divisors is an integer number (5031936).

Almost surely, 2^53415522 is an apocalyptic number.

53415522 is an abundant number, since it is smaller than the sum of its proper divisors (67350942).

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

53415522 is a wasteful number, since it uses less digits than its factorization.

53415522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129054 (or 129051 counting only the distinct ones).

The product of its digits is 6000, while the sum is 27.

The square root of 53415522 is about 7308.5923405263. The cubic root of 53415522 is about 376.6076685555.

Adding to 53415522 its reverse (22551435), we get a palindrome (75966957).

The spelling of 53415522 in words is "fifty-three million, four hundred fifteen thousand, five hundred twenty-two".