2520624425 has 24 divisors (see below), whose sum is σ = 3610295712. Its totient is φ = 1725344000.

The previous prime is 2520624409. The next prime is 2520624433. The reversal of 2520624425 is 5244260252.

It is not a de Polignac number, because 2520624425 - 2⁴ = 2520624409 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2520624391 and 2520624400.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 264911 + ... + 274260.

It is an arithmetic number, because the mean of its divisors is an integer number (150428988).

Almost surely, 2^2520624425 is an apocalyptic number.

2520624425 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2520624425 is a deficient number, since it is larger than the sum of its proper divisors (1089671287).

2520624425 is a wasteful number, since it uses less digits than its factorization.

2520624425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 539209 (or 539204 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 32.

The square root of 2520624425 is about 50205.8206286881. The cubic root of 2520624425 is about 1360.9308119300.

Adding to 2520624425 its reverse (5244260252), we get a palindrome (7764884677).

The spelling of 2520624425 in words is "two billion, five hundred twenty million, six hundred twenty-four thousand, four hundred twenty-five".