1304662225 has 12 divisors (see below), whose sum is σ = 1619415820. Its totient is φ = 1042675200.

The previous prime is 1304662211. The next prime is 1304662243. The reversal of 1304662225 is 5222664031.

It can be written as a sum of positive squares in 6 ways, for example, as 306355009 + 998307216 = 17503^2 + 31596^2 .

It is not a de Polignac number, because 1304662225 - 2⁵ = 1304662193 is a prime.

It is a hoax number, since the sum of its digits (31) 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 in 11 ways as a sum of consecutive naturals, for example, 636 + ... + 51085.

Almost surely, 2^1304662225 is an apocalyptic number.

It is an amenable number.

1304662225 is a deficient number, since it is larger than the sum of its proper divisors (314753595).

1304662225 is a wasteful number, since it uses less digits than its factorization.

1304662225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52740 (or 52735 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 31.

The square root of 1304662225 is about 36120.1083193282. The cubic root of 1304662225 is about 1092.6960236977.

The spelling of 1304662225 in words is "one billion, three hundred four million, six hundred sixty-two thousand, two hundred twenty-five".