7992663 has 16 divisors (see below), whose sum is σ = 12477696. Its totient is φ = 4455360.

The previous prime is 7992659. The next prime is 7992689. The reversal of 7992663 is 3662997.

It is not a de Polignac number, because 7992663 - 2² = 7992659 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7992613) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3781 + ... + 5502.

It is an arithmetic number, because the mean of its divisors is an integer number (779856).

Almost surely, 2^7992663 is an apocalyptic number.

7992663 is a deficient number, since it is larger than the sum of its proper divisors (4485033).

7992663 is a wasteful number, since it uses less digits than its factorization.

7992663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9334.

The product of its digits is 122472, while the sum is 42.

The square root of 7992663 is about 2827.1298166161. The cubic root of 7992663 is about 199.9388396323.

The spelling of 7992663 in words is "seven million, nine hundred ninety-two thousand, six hundred sixty-three".