996672773 has 4 divisors (see below), whose sum is σ = 997902528. Its totient is φ = 995443020.

The previous prime is 996672757. The next prime is 996672779. The reversal of 996672773 is 377276699.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 996672773 - 2⁴ = 996672757 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 (996672779) 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, 613661 + ... + 615282.

It is an arithmetic number, because the mean of its divisors is an integer number (249475632).

Almost surely, 2^996672773 is an apocalyptic number.

It is an amenable number.

996672773 is a deficient number, since it is larger than the sum of its proper divisors (1229755).

996672773 is a wasteful number, since it uses less digits than its factorization.

996672773 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1229754.

The product of its digits is 6001128, while the sum is 56.

The square root of 996672773 is about 31570.1246909163. The cubic root of 996672773 is about 998.8896920057.

The spelling of 996672773 in words is "nine hundred ninety-six million, six hundred seventy-two thousand, seven hundred seventy-three".