2504021330 has 32 divisors (see below), whose sum is σ = 4600406448. Its totient is φ = 981043200.

The previous prime is 2504021329. The next prime is 2504021371. The reversal of 2504021330 is 331204052.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 376321201 + 2127700129 = 19399^2 + 46127^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 138494 + ... + 155526.

Almost surely, 2^2504021330 is an apocalyptic number.

2504021330 is a deficient number, since it is larger than the sum of its proper divisors (2096385118).

2504021330 is a wasteful number, since it uses less digits than its factorization.

2504021330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17342.

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 2504021330 is about 50040.1971418978. The cubic root of 2504021330 is about 1357.9361230667.

Adding to 2504021330 its reverse (331204052), we get a palindrome (2835225382).

The spelling of 2504021330 in words is "two billion, five hundred four million, twenty-one thousand, three hundred thirty".