130729764 has 24 divisors (see below), whose sum is σ = 332767008. Its totient is φ = 39615040.

The previous prime is 130729741. The next prime is 130729777. The reversal of 130729764 is 467927031.

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, 495057 + ... + 495320.

It is an arithmetic number, because the mean of its divisors is an integer number (13865292).

Almost surely, 2^130729764 is an apocalyptic number.

It is an amenable number.

130729764 is an abundant number, since it is smaller than the sum of its proper divisors (202037244).

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

130729764 is a wasteful number, since it uses less digits than its factorization.

130729764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 990395 (or 990393 counting only the distinct ones).

The product of its (nonzero) digits is 63504, while the sum is 39.

The square root of 130729764 is about 11433.7117332912. The cubic root of 130729764 is about 507.5258404502.

The spelling of 130729764 in words is "one hundred thirty million, seven hundred twenty-nine thousand, seven hundred sixty-four".