2520411604 has 6 divisors (see below), whose sum is σ = 4410720314. Its totient is φ = 1260205800.

The previous prime is 2520411583. The next prime is 2520411623. The reversal of 2520411604 is 4061140252.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 2499800004 + 20611600 = 49998^2 + 4540^2 .

It is a congruent number.

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 as a sum of consecutive naturals, namely, 315051447 + ... + 315051454.

Almost surely, 2^2520411604 is an apocalyptic number.

It is an amenable number.

2520411604 is a deficient number, since it is larger than the sum of its proper divisors (1890308710).

2520411604 is a wasteful number, since it uses less digits than its factorization.

2520411604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 630102905 (or 630102903 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 25.

The square root of 2520411604 is about 50203.7010986242. The cubic root of 2520411604 is about 1360.8925088803.

Adding to 2520411604 its reverse (4061140252), we get a palindrome (6581551856).

The spelling of 2520411604 in words is "two billion, five hundred twenty million, four hundred eleven thousand, six hundred four".