7992000 has 224 divisors, whose sum is σ = 30114240. Its totient is φ = 2073600.

The previous prime is 7991999. The next prime is 7992011. The reversal of 7992000 is 2997.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 215982 + ... + 216018.

Almost surely, 2^7992000 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 7992000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15057120).

7992000 is an abundant number, since it is smaller than the sum of its proper divisors (22122240).

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

7992000 is a wasteful number, since it uses less digits than its factorization.

7992000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73 (or 47 counting only the distinct ones).

The product of its (nonzero) digits is 1134, while the sum is 27.

The square root of 7992000 is about 2827.0125574535. The cubic root of 7992000 is about 199.9333110988.

Adding to 7992000 its reverse (2997), we get a palindrome (7994997).

The spelling of 7992000 in words is "seven million, nine hundred ninety-two thousand".