5222252400 has 120 divisors (see below), whose sum is σ = 16769972784. Its totient is φ = 1389158400.

The previous prime is 5222252333. The next prime is 5222252411. The reversal of 5222252400 is 42522225.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (120).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 500032 + ... + 510368.

Almost surely, 2^5222252400 is an apocalyptic number.

5222252400 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5222252400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8384986392).

5222252400 is an abundant number, since it is smaller than the sum of its proper divisors (11547720384).

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

5222252400 is a wasteful number, since it uses less digits than its factorization.

5222252400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10779 (or 10768 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 24.

The square root of 5222252400 is about 72265.1534281911. The cubic root of 5222252400 is about 1734.9459630428.

Adding to 5222252400 its reverse (42522225), we get a palindrome (5264774625).

The spelling of 5222252400 in words is "five billion, two hundred twenty-two million, two hundred fifty-two thousand, four hundred".