2503004006 has 4 divisors (see below), whose sum is σ = 3754506012. Its totient is φ = 1251502002.

The previous prime is 2503003981. The next prime is 2503004029. The reversal of 2503004006 is 6004003052.

2503004006 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 625751000 + ... + 625751003.

It is an arithmetic number, because the mean of its divisors is an integer number (938626503).

Almost surely, 2^2503004006 is an apocalyptic number.

2503004006 is a deficient number, since it is larger than the sum of its proper divisors (1251502006).

2503004006 is a wasteful number, since it uses less digits than its factorization.

2503004006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1251502005.

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 2503004006 is about 50030.0310413655. The cubic root of 2503004006 is about 1357.7521991627.

Adding to 2503004006 its reverse (6004003052), we get a palindrome (8507007058).

The spelling of 2503004006 in words is "two billion, five hundred three million, four thousand, six".