2504921925 has 24 divisors (see below), whose sum is σ = 4517969760. Its totient is φ = 1214507200.

The previous prime is 2504921911. The next prime is 2504921929. The reversal of 2504921925 is 5291294052.

It is not a de Polignac number, because 2504921925 - 2⁹ = 2504921413 is a prime.

It is a hoax number, since the sum of its digits (39) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2504921929) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1517310 + ... + 1518959.

It is an arithmetic number, because the mean of its divisors is an integer number (188248740).

Almost surely, 2^2504921925 is an apocalyptic number.

2504921925 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2504921925 is a deficient number, since it is larger than the sum of its proper divisors (2013047835).

2504921925 is a wasteful number, since it uses less digits than its factorization.

2504921925 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3036293 (or 3036288 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 39.

The square root of 2504921925 is about 50049.1950484721. The cubic root of 2504921925 is about 1358.0989017515.

It can be divided in two parts, 2504 and 921925, that added together give a palindrome (924429).

The spelling of 2504921925 in words is "two billion, five hundred four million, nine hundred twenty-one thousand, nine hundred twenty-five".