730091946 has 32 divisors (see below), whose sum is σ = 1474704000. Its totient is φ = 240955200.

The previous prime is 730091941. The next prime is 730091963. The reversal of 730091946 is 649190037.

It is a super-2 number, since 2×730091946² = 1066068499228133832, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (730091941) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 315040 + ... + 317348.

It is an arithmetic number, because the mean of its divisors is an integer number (46084500).

Almost surely, 2^730091946 is an apocalyptic number.

730091946 is an abundant number, since it is smaller than the sum of its proper divisors (744612054).

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

730091946 is a wasteful number, since it uses less digits than its factorization.

730091946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2814.

The product of its (nonzero) digits is 40824, while the sum is 39.

The square root of 730091946 is about 27020.2136557060. The cubic root of 730091946 is about 900.4491363194.

The spelling of 730091946 in words is "seven hundred thirty million, ninety-one thousand, nine hundred forty-six".