772321852 has 12 divisors (see below), whose sum is σ = 1398169080. Its totient is φ = 372844976.

The previous prime is 772321841. The next prime is 772321871. The reversal of 772321852 is 258123277.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3328858 + ... + 3329089.

It is an arithmetic number, because the mean of its divisors is an integer number (116514090).

Almost surely, 2^772321852 is an apocalyptic number.

It is an amenable number.

772321852 is a deficient number, since it is larger than the sum of its proper divisors (625847228).

772321852 is a wasteful number, since it uses less digits than its factorization.

772321852 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6657980 (or 6657978 counting only the distinct ones).

The product of its digits is 47040, while the sum is 37.

The square root of 772321852 is about 27790.6792288350. The cubic root of 772321852 is about 917.4859892878.

It can be divided in two parts, 772 and 321852, that added together give a square (322624 = 568²).

The spelling of 772321852 in words is "seven hundred seventy-two million, three hundred twenty-one thousand, eight hundred fifty-two".