2501004 has 24 divisors (see below), whose sum is σ = 6366528. Its totient is φ = 757840.

The previous prime is 2501003. The next prime is 2501071. The reversal of 2501004 is 4001052.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is not an unprimeable number, because it can be changed into a prime (2501003) 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, 9342 + ... + 9605.

It is an arithmetic number, because the mean of its divisors is an integer number (265272).

2^2501004 is an apocalyptic number.

It is an amenable number.

2501004 is an abundant number, since it is smaller than the sum of its proper divisors (3865524).

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

2501004 is a wasteful number, since it uses less digits than its factorization.

2501004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18965 (or 18963 counting only the distinct ones).

The product of its (nonzero) digits is 40, while the sum is 12.

The square root of 2501004 is about 1581.4562908914. The cubic root of 2501004 is about 135.7390469000.

Adding to 2501004 its reverse (4001052), we get a palindrome (6502056).

The spelling of 2501004 in words is "two million, five hundred one thousand, four".