772083940 has 12 divisors (see below), whose sum is σ = 1621376316. Its totient is φ = 308833568.

The previous prime is 772083937. The next prime is 772083953. The reversal of 772083940 is 49380277.

It can be written as a sum of positive squares in 2 ways, for example, as 409333824 + 362750116 = 20232^2 + 19046^2 .

It is a super-2 number, since 2×772083940² = 1192227220811847200, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 772083893 and 772083902.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19302079 + ... + 19302118.

It is an arithmetic number, because the mean of its divisors is an integer number (135114693).

Almost surely, 2^772083940 is an apocalyptic number.

It is an amenable number.

772083940 is an abundant number, since it is smaller than the sum of its proper divisors (849292376).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

772083940 is a wasteful number, since it uses less digits than its factorization.

772083940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38604206 (or 38604204 counting only the distinct ones).

The product of its (nonzero) digits is 84672, while the sum is 40.

The square root of 772083940 is about 27786.3984711945. The cubic root of 772083940 is about 917.3917697844.

The spelling of 772083940 in words is "seven hundred seventy-two million, eighty-three thousand, nine hundred forty".