401016026 has 8 divisors (see below), whose sum is σ = 636907860. Its totient is φ = 188713408.

The previous prime is 401016001. The next prime is 401016053. The reversal of 401016026 is 620610104.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 370755025 + 30261001 = 19255^2 + 5501^2 .

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 = 401015989 and 401016007.

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, 5897261 + ... + 5897328.

Almost surely, 2^401016026 is an apocalyptic number.

401016026 is a deficient number, since it is larger than the sum of its proper divisors (235891834).

401016026 is a wasteful number, since it uses less digits than its factorization.

401016026 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11794608.

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 401016026 is about 20025.3845406274. The cubic root of 401016026 is about 737.4296175676.

The spelling of 401016026 in words is "four hundred one million, sixteen thousand, twenty-six".