194001026 has 8 divisors (see below), whose sum is σ = 291086460. Its totient is φ = 96972208.

The previous prime is 194001019. The next prime is 194001047. The reversal of 194001026 is 620100491.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 192793225 + 1207801 = 13885^2 + 1099^2 .

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

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 194000992 and 194001010.

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, 4181 + ... + 20136.

Almost surely, 2^194001026 is an apocalyptic number.

194001026 is a deficient number, since it is larger than the sum of its proper divisors (97085434).

194001026 is a wasteful number, since it uses less digits than its factorization.

194001026 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28308.

The product of its (nonzero) digits is 432, while the sum is 23.

The square root of 194001026 is about 13928.4251083890. The cubic root of 194001026 is about 578.8970577325.

The spelling of 194001026 in words is "one hundred ninety-four million, one thousand, twenty-six".