2451243304 has 8 divisors (see below), whose sum is σ = 4596081210. Its totient is φ = 1225621648.

The previous prime is 2451243247. The next prime is 2451243313. The reversal of 2451243304 is 4033421542.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 2359044900 + 92198404 = 48570^2 + 9602^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 153202699 + ... + 153202714.

Almost surely, 2^2451243304 is an apocalyptic number.

It is an amenable number.

2451243304 is a deficient number, since it is larger than the sum of its proper divisors (2144837906).

2451243304 is a wasteful number, since it uses less digits than its factorization.

2451243304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 306405419 (or 306405415 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 28.

The square root of 2451243304 is about 49510.0323570890. The cubic root of 2451243304 is about 1348.3277518427.

Adding to 2451243304 its reverse (4033421542), we get a palindrome (6484664846).

The spelling of 2451243304 in words is "two billion, four hundred fifty-one million, two hundred forty-three thousand, three hundred four".