772257063 has 4 divisors (see below), whose sum is σ = 1029676088. Its totient is φ = 514838040.

The previous prime is 772257001. The next prime is 772257067. The reversal of 772257063 is 360752277.

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

It is not a de Polignac number, because 772257063 - 2¹³ = 772248871 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (772257067) 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, 128709508 + ... + 128709513.

It is an arithmetic number, because the mean of its divisors is an integer number (257419022).

Almost surely, 2^772257063 is an apocalyptic number.

772257063 is a deficient number, since it is larger than the sum of its proper divisors (257419025).

772257063 is a wasteful number, since it uses less digits than its factorization.

772257063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 257419024.

The product of its (nonzero) digits is 123480, while the sum is 39.

The square root of 772257063 is about 27789.5135437812. The cubic root of 772257063 is about 917.4603330315.

The spelling of 772257063 in words is "seven hundred seventy-two million, two hundred fifty-seven thousand, sixty-three".