2252504220 has 24 divisors (see below), whose sum is σ = 6307011984. Its totient is φ = 600667776.

The previous prime is 2252504203. The next prime is 2252504273. The reversal of 2252504220 is 224052522.

It is a happy number.

It is a super-2 number, since 2×2252504220² = 10147550522235616800, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18770809 + ... + 18770928.

It is an arithmetic number, because the mean of its divisors is an integer number (262792166).

Almost surely, 2^2252504220 is an apocalyptic number.

2252504220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2252504220 is an abundant number, since it is smaller than the sum of its proper divisors (4054507764).

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

2252504220 is a wasteful number, since it uses less digits than its factorization.

2252504220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37541749 (or 37541747 counting only the distinct ones).

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

The square root of 2252504220 is about 47460.5543583300. The cubic root of 2252504220 is about 1310.8566585642.

Adding to 2252504220 its reverse (224052522), we get a palindrome (2476556742).

The spelling of 2252504220 in words is "two billion, two hundred fifty-two million, five hundred four thousand, two hundred twenty".