2500004 has 24 divisors (see below), whose sum is σ = 4760448. Its totient is φ = 1141920.

The previous prime is 2499997. The next prime is 2500009. The reversal of 2500004 is 4000052.

It is a sliding number, since 2500004 = 4 + 2500000 and 1/4 + 1/2500000 = 0.2500004.

It is not an unprimeable number, because it can be changed into a prime (2500009) 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, 6629 + ... + 6995.

It is an arithmetic number, because the mean of its divisors is an integer number (198352).

2^2500004 is an apocalyptic number.

It is an amenable number.

2500004 is a deficient number, since it is larger than the sum of its proper divisors (2260444).

2500004 is a wasteful number, since it uses less digits than its factorization.

2500004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 515 (or 513 counting only the distinct ones).

The product of its (nonzero) digits is 40, while the sum is 11.

The square root of 2500004 is about 1581.1400949947. The cubic root of 2500004 is about 135.7209532142.

Adding to 2500004 its reverse (4000052), we get a palindrome (6500056).

It can be divided in two parts, 250000 and 4, that multiplied together give a 6-th power (1000000 = 10⁶).

The spelling of 2500004 in words is "two million, five hundred thousand, four".