2504775 has 48 divisors (see below), whose sum is σ = 5110784. Its totient is φ = 1054080.

The previous prime is 2504767. The next prime is 2504779. The reversal of 2504775 is 5774052.

It is not a de Polignac number, because 2504775 - 2³ = 2504767 is a prime.

2504775 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2504779) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 6642 + ... + 7008.

2^2504775 is an apocalyptic number.

2504775 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

2504775 is an abundant number, since it is smaller than the sum of its proper divisors (2606009).

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

2504775 is a wasteful number, since it uses less digits than its factorization.

2504775 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 400 (or 395 counting only the distinct ones).

The product of its (nonzero) digits is 9800, while the sum is 30.

The square root of 2504775 is about 1582.6480973356. The cubic root of 2504775 is about 135.8072348351.

The spelling of 2504775 in words is "two million, five hundred four thousand, seven hundred seventy-five".