772812283 has 4 divisors (see below), whose sum is σ = 774481888. Its totient is φ = 771142680.

The previous prime is 772812269. The next prime is 772812317. The reversal of 772812283 is 382218277.

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 772812283 - 2⁹ = 772811771 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (772812203) 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, 834108 + ... + 835033.

It is an arithmetic number, because the mean of its divisors is an integer number (193620472).

Almost surely, 2^772812283 is an apocalyptic number.

772812283 is a deficient number, since it is larger than the sum of its proper divisors (1669605).

772812283 is a wasteful number, since it uses less digits than its factorization.

772812283 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1669604.

The product of its digits is 75264, while the sum is 40.

The square root of 772812283 is about 27799.5014883361. The cubic root of 772812283 is about 917.6801520193.

The spelling of 772812283 in words is "seven hundred seventy-two million, eight hundred twelve thousand, two hundred eighty-three".