729135622 has 8 divisors (see below), whose sum is σ = 1093837536. Its totient is φ = 364523112.

The previous prime is 729135601. The next prime is 729135643. The reversal of 729135622 is 226531927.

It is an interprime number because it is at equal distance from previous prime (729135601) and next prime (729135643).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

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, 4483 + ... + 38449.

It is an arithmetic number, because the mean of its divisors is an integer number (136729692).

Almost surely, 2^729135622 is an apocalyptic number.

729135622 is a deficient number, since it is larger than the sum of its proper divisors (364701914).

729135622 is a wasteful number, since it uses less digits than its factorization.

729135622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44702.

The product of its digits is 45360, while the sum is 37.

The square root of 729135622 is about 27002.5114017197. The cubic root of 729135622 is about 900.0558080620.

The spelling of 729135622 in words is "seven hundred twenty-nine million, one hundred thirty-five thousand, six hundred twenty-two".