772353989 has 8 divisors (see below), whose sum is σ = 843268320. Its totient is φ = 701556400.

The previous prime is 772353973. The next prime is 772353997. The reversal of 772353989 is 989353277.

772353989 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 a cyclic number.

It is not a de Polignac number, because 772353989 - 2⁴ = 772353973 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 772353989.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (772353949) 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, 15047 + ... + 42084.

It is an arithmetic number, because the mean of its divisors is an integer number (105408540).

Almost surely, 2^772353989 is an apocalyptic number.

It is an amenable number.

772353989 is a deficient number, since it is larger than the sum of its proper divisors (70914331).

772353989 is a wasteful number, since it uses less digits than its factorization.

772353989 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58371.

The product of its digits is 2857680, while the sum is 53.

The square root of 772353989 is about 27791.2574202752. The cubic root of 772353989 is about 917.4987149143.

The spelling of 772353989 in words is "seven hundred seventy-two million, three hundred fifty-three thousand, nine hundred eighty-nine".