7716994 has 4 divisors (see below), whose sum is σ = 11575494. Its totient is φ = 3858496.

The previous prime is 7716991. The next prime is 7717001. The reversal of 7716994 is 4996177.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 4996177 = 31 ⋅161167.

It can be written as a sum of positive squares in only one way, i.e., 7219969 + 497025 = 2687^2 + 705^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 7716994.

It is not an unprimeable number, because it can be changed into a prime (7716991) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1929247 + ... + 1929250.

Almost surely, 2^7716994 is an apocalyptic number.

7716994 is a deficient number, since it is larger than the sum of its proper divisors (3858500).

7716994 is a wasteful number, since it uses less digits than its factorization.

7716994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3858499.

The product of its digits is 95256, while the sum is 43.

The square root of 7716994 is about 2777.9478036853. The cubic root of 7716994 is about 197.6132470207.

It can be divided in two parts, 77 and 16994, that added together give a palindrome (17071).

The spelling of 7716994 in words is "seven million, seven hundred sixteen thousand, nine hundred ninety-four".