39994000226 has 8 divisors (see below), whose sum is σ = 59992076844. Its totient is φ = 19996641280.

The previous prime is 39994000213. The next prime is 39994000237. The reversal of 39994000226 is 62200049993.

It is a Cunningham number, because it is equal to 199985²+1.

It can be written as a sum of positive squares in 2 ways, for example, as 39994000225 + 1 = 199985^2 + 1^2 .

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

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6935 + ... + 282906.

Almost surely, 2^39994000226 is an apocalyptic number.

39994000226 is a deficient number, since it is larger than the sum of its proper divisors (19998076618).

39994000226 is a wasteful number, since it uses less digits than its factorization.

39994000226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 358836.

The product of its (nonzero) digits is 209952, while the sum is 44.

The spelling of 39994000226 in words is "thirty-nine billion, nine hundred ninety-four million, two hundred twenty-six", and thus it is an aban number.