730142756 has 24 divisors (see below), whose sum is σ = 1499754816. Its totient is φ = 304460640.

The previous prime is 730142753. The next prime is 730142789. The reversal of 730142756 is 657241037.

It is not an unprimeable number, because it can be changed into a prime (730142753) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 351350 + ... + 353421.

It is an arithmetic number, because the mean of its divisors is an integer number (62489784).

Almost surely, 2^730142756 is an apocalyptic number.

It is an amenable number.

730142756 is an abundant number, since it is smaller than the sum of its proper divisors (769612060).

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

730142756 is a wasteful number, since it uses less digits than its factorization.

730142756 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 704819 (or 704817 counting only the distinct ones).

The product of its (nonzero) digits is 35280, while the sum is 35.

The square root of 730142756 is about 27021.1538613731. The cubic root of 730142756 is about 900.4700244461.

The spelling of 730142756 in words is "seven hundred thirty million, one hundred forty-two thousand, seven hundred fifty-six".