730378892 has 24 divisors (see below), whose sum is σ = 1335247872. Its totient is φ = 348915600.

The previous prime is 730378819. The next prime is 730378931. The reversal of 730378892 is 298873037.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 87167 + ... + 95177.

It is an arithmetic number, because the mean of its divisors is an integer number (55635328).

Almost surely, 2^730378892 is an apocalyptic number.

It is an amenable number.

730378892 is a deficient number, since it is larger than the sum of its proper divisors (604868980).

730378892 is a wasteful number, since it uses less digits than its factorization.

730378892 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9029 (or 9027 counting only the distinct ones).

The product of its (nonzero) digits is 508032, while the sum is 47.

The square root of 730378892 is about 27025.5229736632. The cubic root of 730378892 is about 900.5670878717.

The spelling of 730378892 in words is "seven hundred thirty million, three hundred seventy-eight thousand, eight hundred ninety-two".