730655432 has 16 divisors (see below), whose sum is σ = 1475362140. Its totient is φ = 337225536.

The previous prime is 730655423. The next prime is 730655473. The reversal of 730655432 is 234556037.

730655432 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 2 ways, for example, as 720707716 + 9947716 = 26846^2 + 3154^2 .

It is a super-2 number, since 2×730655432² = 1067714720622213248, which contains 22 as substring.

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 730655392 and 730655401.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3512663 + ... + 3512870.

Almost surely, 2^730655432 is an apocalyptic number.

It is an amenable number.

730655432 is an abundant number, since it is smaller than the sum of its proper divisors (744706708).

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

730655432 is a wasteful number, since it uses less digits than its factorization.

730655432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7025552 (or 7025548 counting only the distinct ones).

The product of its (nonzero) digits is 75600, while the sum is 35.

The square root of 730655432 is about 27030.6387641876. The cubic root of 730655432 is about 900.6807327212.

The spelling of 730655432 in words is "seven hundred thirty million, six hundred fifty-five thousand, four hundred thirty-two".