2520605847 has 16 divisors (see below), whose sum is σ = 3535632000. Its totient is φ = 1594956384.

The previous prime is 2520605833. The next prime is 2520605849. The reversal of 2520605847 is 7485060252.

It is not a de Polignac number, because 2520605847 - 2⁶ = 2520605783 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2520605849) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 240397 + ... + 250662.

It is an arithmetic number, because the mean of its divisors is an integer number (220977000).

Almost surely, 2^2520605847 is an apocalyptic number.

2520605847 is a deficient number, since it is larger than the sum of its proper divisors (1015026153).

2520605847 is a wasteful number, since it uses less digits than its factorization.

2520605847 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 491150.

The product of its (nonzero) digits is 134400, while the sum is 39.

The square root of 2520605847 is about 50205.6356099592. The cubic root of 2520605847 is about 1360.9274683888.

The spelling of 2520605847 in words is "two billion, five hundred twenty million, six hundred five thousand, eight hundred forty-seven".