1304774680 has 32 divisors (see below), whose sum is σ = 3202629840. Its totient is φ = 474463360.

The previous prime is 1304774677. The next prime is 1304774729. The reversal of 1304774680 is 864774031.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1482259 + ... + 1483138.

Almost surely, 2^1304774680 is an apocalyptic number.

1304774680 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1304774680 is an abundant number, since it is smaller than the sum of its proper divisors (1897855160).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1304774680 is a wasteful number, since it uses less digits than its factorization.

1304774680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2965419 (or 2965415 counting only the distinct ones).

The product of its (nonzero) digits is 112896, while the sum is 40.

The square root of 1304774680 is about 36121.6649671634. The cubic root of 1304774680 is about 1092.7274176730.

The spelling of 1304774680 in words is "one billion, three hundred four million, seven hundred seventy-four thousand, six hundred eighty".