729651048 has 64 divisors (see below), whose sum is σ = 2086940160. Its totient is φ = 208249536.

The previous prime is 729651029. The next prime is 729651071. The reversal of 729651048 is 840156927.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 217915 + ... + 221237.

It is an arithmetic number, because the mean of its divisors is an integer number (32608440).

Almost surely, 2^729651048 is an apocalyptic number.

It is an amenable number.

729651048 is an abundant number, since it is smaller than the sum of its proper divisors (1357289112).

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

729651048 is a wasteful number, since it uses less digits than its factorization.

729651048 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4646 (or 4642 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 42.

The square root of 729651048 is about 27012.0537538337. The cubic root of 729651048 is about 900.2678412698.

The spelling of 729651048 in words is "seven hundred twenty-nine million, six hundred fifty-one thousand, forty-eight".