772228375 has 16 divisors (see below), whose sum is σ = 969153120. Its totient is φ = 614313600.

The previous prime is 772228367. The next prime is 772228393. The reversal of 772228375 is 573822277.

It is not a de Polignac number, because 772228375 - 2³ = 772228367 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5119 + ... + 39631.

It is an arithmetic number, because the mean of its divisors is an integer number (60572070).

Almost surely, 2^772228375 is an apocalyptic number.

772228375 is a deficient number, since it is larger than the sum of its proper divisors (196924745).

772228375 is a wasteful number, since it uses less digits than its factorization.

772228375 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34707 (or 34697 counting only the distinct ones).

The product of its digits is 329280, while the sum is 43.

The square root of 772228375 is about 27788.9973730612. The cubic root of 772228375 is about 917.4489722083.

The spelling of 772228375 in words is "seven hundred seventy-two million, two hundred twenty-eight thousand, three hundred seventy-five".