1330626404 has 6 divisors (see below), whose sum is σ = 2328596214. Its totient is φ = 665313200.

The previous prime is 1330626389. The next prime is 1330626421. The reversal of 1330626404 is 4046260331.

It can be written as a sum of positive squares in only one way, i.e., 1330060900 + 565504 = 36470^2 + 752^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 166328297 + ... + 166328304.

It is an arithmetic number, because the mean of its divisors is an integer number (388099369).

Almost surely, 2^1330626404 is an apocalyptic number.

It is an amenable number.

1330626404 is a deficient number, since it is larger than the sum of its proper divisors (997969810).

1330626404 is a wasteful number, since it uses less digits than its factorization.

1330626404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 332656605 (or 332656603 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 29.

The square root of 1330626404 is about 36477.7521785540. The cubic root of 1330626404 is about 1099.8970713608.

Adding to 1330626404 its reverse (4046260331), we get a palindrome (5376886735).

The spelling of 1330626404 in words is "one billion, three hundred thirty million, six hundred twenty-six thousand, four hundred four".