2504949 has 4 divisors (see below), whose sum is σ = 3339936. Its totient is φ = 1669964.

The previous prime is 2504927. The next prime is 2504969. The reversal of 2504949 is 9494052.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2504949 - 2⁵ = 2504917 is a prime.

It is a D-number.

2504949 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2504969) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 417489 + ... + 417494.

It is an arithmetic number, because the mean of its divisors is an integer number (834984).

2^2504949 is an apocalyptic number.

It is an amenable number.

2504949 is a deficient number, since it is larger than the sum of its proper divisors (834987).

2504949 is an equidigital number, since it uses as much as digits as its factorization.

2504949 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 834986.

The product of its (nonzero) digits is 12960, while the sum is 33.

The square root of 2504949 is about 1582.7030675398. The cubic root of 2504949 is about 135.8103794838.

The spelling of 2504949 in words is "two million, five hundred four thousand, nine hundred forty-nine".