994979723 has 8 divisors (see below), whose sum is σ = 1070779680. Its totient is φ = 921098880.

The previous prime is 994979719. The next prime is 994979749. The reversal of 994979723 is 327979499.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 994979723 - 2² = 994979719 is a prime.

It is not an unprimeable number, because it can be changed into a prime (994970723) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 478703 + ... + 480776.

It is an arithmetic number, because the mean of its divisors is an integer number (133847460).

Almost surely, 2^994979723 is an apocalyptic number.

994979723 is a deficient number, since it is larger than the sum of its proper divisors (75799957).

994979723 is a wasteful number, since it uses less digits than its factorization.

994979723 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 959557.

The product of its digits is 7715736, while the sum is 59.

The square root of 994979723 is about 31543.2991774798. The cubic root of 994979723 is about 998.3237661433.

The spelling of 994979723 in words is "nine hundred ninety-four million, nine hundred seventy-nine thousand, seven hundred twenty-three".