772652321 has 8 divisors (see below), whose sum is σ = 887515200. Its totient is φ = 658910448.

The previous prime is 772652299. The next prime is 772652333. The reversal of 772652321 is 123256277.

772652321 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 772652321 - 2¹⁴ = 772635937 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (772652351) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 278771 + ... + 281528.

It is an arithmetic number, because the mean of its divisors is an integer number (110939400).

Almost surely, 2^772652321 is an apocalyptic number.

It is an amenable number.

772652321 is a deficient number, since it is larger than the sum of its proper divisors (114862879).

772652321 is a wasteful number, since it uses less digits than its factorization.

772652321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 560503.

The product of its digits is 35280, while the sum is 35.

The square root of 772652321 is about 27796.6242734617. The cubic root of 772652321 is about 917.6168317344.

The spelling of 772652321 in words is "seven hundred seventy-two million, six hundred fifty-two thousand, three hundred twenty-one".