2501562228 has 36 divisors (see below), whose sum is σ = 6415856160. Its totient is φ = 758048720.

The previous prime is 2501562227. The next prime is 2501562251. The reversal of 2501562228 is 8222651052.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2501562221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 859968 + ... + 862871.

Almost surely, 2^2501562228 is an apocalyptic number.

It is an amenable number.

2501562228 is an abundant number, since it is smaller than the sum of its proper divisors (3914293932).

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

2501562228 is a wasteful number, since it uses less digits than its factorization.

2501562228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1722868 (or 1722855 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 33.

The square root of 2501562228 is about 50015.6198402059. The cubic root of 2501562228 is about 1357.4914520454.

The spelling of 2501562228 in words is "two billion, five hundred one million, five hundred sixty-two thousand, two hundred twenty-eight".