999974716 has 48 divisors (see below), whose sum is σ = 1923677280. Its totient is φ = 452010240.

The previous prime is 999974711. The next prime is 999974747. The reversal of 999974716 is 617479999.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (999974711) 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, 1217586 + ... + 1218406.

It is an arithmetic number, because the mean of its divisors is an integer number (40076610).

Almost surely, 2^999974716 is an apocalyptic number.

It is an amenable number.

999974716 is a deficient number, since it is larger than the sum of its proper divisors (923702564).

999974716 is a wasteful number, since it uses less digits than its factorization.

999974716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1294 (or 1292 counting only the distinct ones).

The product of its digits is 7715736, while the sum is 61.

The square root of 999974716 is about 31622.3768240150. The cubic root of 999974716 is about 999.9915719290.

The spelling of 999974716 in words is "nine hundred ninety-nine million, nine hundred seventy-four thousand, seven hundred sixteen".