2504638 has 8 divisors (see below), whose sum is σ = 3799440. Its totient is φ = 1238160.

The previous prime is 2504629. The next prime is 2504639. The reversal of 2504638 is 8364052.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×2504638² = 12546423022088, which contains 22 as substring.

It is a d-powerful number, because it can be written as 2¹³ + 5⁹ + 0 + 4⁶ + 6⁵ + 3¹² + 8 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2504639) 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, 6858 + ... + 7213.

It is an arithmetic number, because the mean of its divisors is an integer number (474930).

2^2504638 is an apocalyptic number.

2504638 is a deficient number, since it is larger than the sum of its proper divisors (1294802).

2504638 is a wasteful number, since it uses less digits than its factorization.

2504638 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14162.

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 2504638 is about 1582.6048148543. The cubic root of 2504638 is about 135.8047587737.

The spelling of 2504638 in words is "two million, five hundred four thousand, six hundred thirty-eight".