772747315 has 8 divisors (see below), whose sum is σ = 940357728. Its totient is φ = 609490560.

The previous prime is 772747277. The next prime is 772747319. The reversal of 772747315 is 513747277.

772747315 is digitally balanced in base 6, 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 772747315 - 2¹⁹ = 772223027 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (772747319) 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, 1088022 + ... + 1088731.

It is an arithmetic number, because the mean of its divisors is an integer number (117544716).

Almost surely, 2^772747315 is an apocalyptic number.

772747315 is a deficient number, since it is larger than the sum of its proper divisors (167610413).

772747315 is a wasteful number, since it uses less digits than its factorization.

772747315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2176829.

The product of its digits is 288120, while the sum is 43.

The square root of 772747315 is about 27798.3329536143. The cubic root of 772747315 is about 917.6544357636.

The spelling of 772747315 in words is "seven hundred seventy-two million, seven hundred forty-seven thousand, three hundred fifteen".