994684601 has 4 divisors (see below), whose sum is σ = 1028984100. Its totient is φ = 960385104.

The previous prime is 994684583. The next prime is 994684667. The reversal of 994684601 is 106486499.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 473019001 + 521665600 = 21749^2 + 22840^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-994684601 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (994683601) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17149706 + ... + 17149763.

It is an arithmetic number, because the mean of its divisors is an integer number (257246025).

Almost surely, 2^994684601 is an apocalyptic number.

994684601 is the 14105-th centered decagonal number.

It is an amenable number.

994684601 is a deficient number, since it is larger than the sum of its proper divisors (34299499).

994684601 is a wasteful number, since it uses less digits than its factorization.

994684601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34299498.

The product of its (nonzero) digits is 373248, while the sum is 47.

The square root of 994684601 is about 31538.6207846824. The cubic root of 994684601 is about 998.2250517560.

The spelling of 994684601 in words is "nine hundred ninety-four million, six hundred eighty-four thousand, six hundred one".