730780100 has 36 divisors (see below), whose sum is σ = 1590864324. Its totient is φ = 291377280.

The previous prime is 730780093. The next prime is 730780117. The reversal of 730780100 is 1087037.

730780100 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 6 ways, for example, as 54051904 + 676728196 = 7352^2 + 26014^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 730780100.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 20174 + ... + 43226.

Almost surely, 2^730780100 is an apocalyptic number.

It is an amenable number.

730780100 is an abundant number, since it is smaller than the sum of its proper divisors (860084224).

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

730780100 is a wasteful number, since it uses less digits than its factorization.

730780100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23384 (or 23377 counting only the distinct ones).

The product of its (nonzero) digits is 1176, while the sum is 26.

The square root of 730780100 is about 27032.9447156613. The cubic root of 730780100 is about 900.7319559905.

The spelling of 730780100 in words is "seven hundred thirty million, seven hundred eighty thousand, one hundred".