720602769 has 8 divisors (see below), whose sum is σ = 965358112. Its totient is φ = 478124640.

The previous prime is 720602767. The next prime is 720602791. The reversal of 720602769 is 967206027.

720602769 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 720602769 - 2¹ = 720602767 is a prime.

It is a super-2 number, since 2×720602769² = 1038536701380934722, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (720602761) 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, 568564 + ... + 569829.

It is an arithmetic number, because the mean of its divisors is an integer number (120669764).

Almost surely, 2^720602769 is an apocalyptic number.

It is an amenable number.

720602769 is a deficient number, since it is larger than the sum of its proper divisors (244755343).

720602769 is a wasteful number, since it uses less digits than its factorization.

720602769 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1138607.

The product of its (nonzero) digits is 63504, while the sum is 39.

The square root of 720602769 is about 26844.0453173511. The cubic root of 720602769 is about 896.5309954593.

The spelling of 720602769 in words is "seven hundred twenty million, six hundred two thousand, seven hundred sixty-nine".