729934460 has 24 divisors (see below), whose sum is σ = 1568512176. Its totient is φ = 285183360.

The previous prime is 729934451. The next prime is 729934481. The reversal of 729934460 is 64439927.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 423521 + ... + 425240.

It is an arithmetic number, because the mean of its divisors is an integer number (65354674).

Almost surely, 2^729934460 is an apocalyptic number.

It is an amenable number.

729934460 is an abundant number, since it is smaller than the sum of its proper divisors (838577716).

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

729934460 is a wasteful number, since it uses less digits than its factorization.

729934460 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 848813 (or 848811 counting only the distinct ones).

The product of its (nonzero) digits is 326592, while the sum is 44.

The square root of 729934460 is about 27017.2992728733. The cubic root of 729934460 is about 900.3843872463.

The spelling of 729934460 in words is "seven hundred twenty-nine million, nine hundred thirty-four thousand, four hundred sixty".