2520604330 has 8 divisors (see below), whose sum is σ = 4537087812. Its totient is φ = 1008241728.

The previous prime is 2520604321. The next prime is 2520604357. The reversal of 2520604330 is 334060252.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 2515724649 + 4879681 = 50157^2 + 2209^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 2520604295 and 2520604304.

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, 126030207 + ... + 126030226.

Almost surely, 2^2520604330 is an apocalyptic number.

2520604330 is a deficient number, since it is larger than the sum of its proper divisors (2016483482).

2520604330 is a wasteful number, since it uses less digits than its factorization.

2520604330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 252060440.

The product of its (nonzero) digits is 4320, while the sum is 25.

The square root of 2520604330 is about 50205.6205020912. The cubic root of 2520604330 is about 1360.9271953688.

Adding to 2520604330 its reverse (334060252), we get a palindrome (2854664582).

The spelling of 2520604330 in words is "two billion, five hundred twenty million, six hundred four thousand, three hundred thirty".