730463646 has 32 divisors (see below), whose sum is σ = 1597055616. Its totient is φ = 220892000.

The previous prime is 730463627. The next prime is 730463651. The reversal of 730463646 is 646364037.

It is a super-2 number, since 2×730463646² = 1067154276255226632, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21136 + ... + 43676.

It is an arithmetic number, because the mean of its divisors is an integer number (49907988).

Almost surely, 2^730463646 is an apocalyptic number.

730463646 is an abundant number, since it is smaller than the sum of its proper divisors (866591970).

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

730463646 is a wasteful number, since it uses less digits than its factorization.

730463646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23048.

The product of its (nonzero) digits is 217728, while the sum is 39.

The square root of 730463646 is about 27027.0909644379. The cubic root of 730463646 is about 900.6019208019.

The spelling of 730463646 in words is "seven hundred thirty million, four hundred sixty-three thousand, six hundred forty-six".