730146080 has 24 divisors (see below), whose sum is σ = 1724970492. Its totient is φ = 292058368.

The previous prime is 730146059. The next prime is 730146083. The reversal of 730146080 is 80641037.

It can be written as a sum of positive squares in 2 ways, for example, as 718883344 + 11262736 = 26812^2 + 3356^2 .

It is a super-2 number, since 2×730146080² = 1066226596278732800, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (730146083) 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 3 ways as a sum of consecutive naturals, for example, 2281547 + ... + 2281866.

Almost surely, 2^730146080 is an apocalyptic number.

It is an amenable number.

730146080 is an abundant number, since it is smaller than the sum of its proper divisors (994824412).

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

730146080 is a wasteful number, since it uses less digits than its factorization.

730146080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4563428 (or 4563420 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 29.

The square root of 730146080 is about 27021.2153686691. The cubic root of 730146080 is about 900.4713909176.

The spelling of 730146080 in words is "seven hundred thirty million, one hundred forty-six thousand, eighty".