2504154220 has 24 divisors (see below), whose sum is σ = 5267412864. Its totient is φ = 1000006656.

The previous prime is 2504154217. The next prime is 2504154227. The reversal of 2504154220 is 224514052.

It is not an unprimeable number, because it can be changed into a prime (2504154227) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 90997 + ... + 115276.

It is an arithmetic number, because the mean of its divisors is an integer number (219475536).

Almost surely, 2^2504154220 is an apocalyptic number.

2504154220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2504154220 is an abundant number, since it is smaller than the sum of its proper divisors (2763258644).

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

2504154220 is a wasteful number, since it uses less digits than its factorization.

2504154220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 206889 (or 206887 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 25.

The square root of 2504154220 is about 50041.5249567796. The cubic root of 2504154220 is about 1357.9601448188.

Adding to 2504154220 its reverse (224514052), we get a palindrome (2728668272).

The spelling of 2504154220 in words is "two billion, five hundred four million, one hundred fifty-four thousand, two hundred twenty".