52415022 has 96 divisors (see below), whose sum is σ = 124717824. Its totient is φ = 14636160.

The previous prime is 52415003. The next prime is 52415023. The reversal of 52415022 is 22051425.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 52415022.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52415023) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 717978 + ... + 718050.

It is an arithmetic number, because the mean of its divisors is an integer number (1299144).

Almost surely, 2^52415022 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 52415022, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (62358912).

52415022 is an abundant number, since it is smaller than the sum of its proper divisors (72302802).

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

52415022 is a wasteful number, since it uses less digits than its factorization.

52415022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166 (or 155 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 21.

The square root of 52415022 is about 7239.8219591368. The cubic root of 52415022 is about 374.2414818796.

Adding to 52415022 its reverse (22051425), we get a palindrome (74466447).

The spelling of 52415022 in words is "fifty-two million, four hundred fifteen thousand, twenty-two".