2520006004 has 12 divisors (see below), whose sum is σ = 4410859684. Its totient is φ = 1259760384.

The previous prime is 2520005981. The next prime is 2520006019. The reversal of 2520006004 is 4006000252.

2520006004 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 1936880100 + 583125904 = 44010^2 + 24148^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36189 + ... + 79684.

Almost surely, 2^2520006004 is an apocalyptic number.

It is an amenable number.

2520006004 is a deficient number, since it is larger than the sum of its proper divisors (1890853680).

2520006004 is a wasteful number, since it uses less digits than its factorization.

2520006004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121314 (or 121312 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 2520006004 is about 50199.6613932803. The cubic root of 2520006004 is about 1360.8195039244.

Adding to 2520006004 its reverse (4006000252), we get a palindrome (6526006256).

The spelling of 2520006004 in words is "two billion, five hundred twenty million, six thousand, four".