401226 has 32 divisors (see below), whose sum is σ = 943488. Its totient is φ = 111360.

The previous prime is 401209. The next prime is 401231. The reversal of 401226 is 622104.

It is a Curzon number.

It is a nialpdrome in base 14.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 401226.

It is an unprimeable number.

401226 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1606 + ... + 1838.

It is an arithmetic number, because the mean of its divisors is an integer number (29484).

2⁴⁰¹²²⁶ is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 401226, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (471744).

401226 is an abundant number, since it is smaller than the sum of its proper divisors (542262).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

401226 is a wasteful number, since it uses less digits than its factorization.

401226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 286.

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 401226 is about 633.4240285938. The cubic root of 401226 is about 73.7558302391.

The spelling of 401226 in words is "four hundred one thousand, two hundred twenty-six".