772623563 has 4 divisors (see below), whose sum is σ = 773161920. Its totient is φ = 772085208.

The previous prime is 772623541. The next prime is 772623589. The reversal of 772623563 is 365326277.

772623563 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 772623563 - 2¹² = 772619467 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 772623563.

It is not an unprimeable number, because it can be changed into a prime (772623503) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 267020 + ... + 269897.

It is an arithmetic number, because the mean of its divisors is an integer number (193290480).

Almost surely, 2^772623563 is an apocalyptic number.

772623563 is a deficient number, since it is larger than the sum of its proper divisors (538357).

772623563 is a wasteful number, since it uses less digits than its factorization.

772623563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 538356.

The product of its digits is 317520, while the sum is 41.

The square root of 772623563 is about 27796.1069756180. The cubic root of 772623563 is about 917.6054470743.

The spelling of 772623563 in words is "seven hundred seventy-two million, six hundred twenty-three thousand, five hundred sixty-three".