730447436 has 12 divisors (see below), whose sum is σ = 1278662112. Its totient is φ = 365115408.

The previous prime is 730447433. The next prime is 730447439. The reversal of 730447436 is 634744037.

It is an interprime number because it is at equal distance from previous prime (730447433) and next prime (730447439).

It is a self number, because there is not a number n which added to its sum of digits gives 730447436.

It is not an unprimeable number, because it can be changed into a prime (730447433) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10820 + ... + 39723.

It is an arithmetic number, because the mean of its divisors is an integer number (106555176).

Almost surely, 2^730447436 is an apocalyptic number.

It is an amenable number.

730447436 is a deficient number, since it is larger than the sum of its proper divisors (548214676).

730447436 is a wasteful number, since it uses less digits than its factorization.

730447436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54160 (or 54158 counting only the distinct ones).

The product of its (nonzero) digits is 169344, while the sum is 38.

The square root of 730447436 is about 27026.7910784836. The cubic root of 730447436 is about 900.5952588846.

The spelling of 730447436 in words is "seven hundred thirty million, four hundred forty-seven thousand, four hundred thirty-six".