992444693 has 4 divisors (see below), whose sum is σ = 992853708. Its totient is φ = 992035680.

The previous prime is 992444659. The next prime is 992444731. The reversal of 992444693 is 396444299.

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

It can be written as a sum of positive squares in 2 ways, for example, as 406707889 + 585736804 = 20167^2 + 24202^2 .

It is a cyclic number.

It is not a de Polignac number, because 992444693 - 2¹² = 992440597 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 (992444623) 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, 200846 + ... + 205727.

It is an arithmetic number, because the mean of its divisors is an integer number (248213427).

Almost surely, 2^992444693 is an apocalyptic number.

It is an amenable number.

992444693 is a deficient number, since it is larger than the sum of its proper divisors (409015).

992444693 is a wasteful number, since it uses less digits than its factorization.

992444693 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 409014.

The product of its digits is 1679616, while the sum is 50.

The square root of 992444693 is about 31503.0902135013. The cubic root of 992444693 is about 997.4751950582.

The spelling of 992444693 in words is "nine hundred ninety-two million, four hundred forty-four thousand, six hundred ninety-three".