401926 has 16 divisors (see below), whose sum is σ = 725760. Its totient is φ = 163080.

The previous prime is 401917. The next prime is 401939. The reversal of 401926 is 629104.

It is a junction number, because it is equal to n+sod(n) for n = 401897 and 401906.

It is a congruent number.

It is an unprimeable number.

401926 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 7 ways as a sum of consecutive naturals, for example, 490 + ... + 1021.

It is an arithmetic number, because the mean of its divisors is an integer number (45360).

2⁴⁰¹⁹²⁶ is an apocalyptic number.

401926 is a deficient number, since it is larger than the sum of its proper divisors (323834).

401926 is a wasteful number, since it uses less digits than its factorization.

401926 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1539.

The product of its (nonzero) digits is 432, while the sum is 22.

The square root of 401926 is about 633.9763402525. The cubic root of 401926 is about 73.7986980869.

The spelling of 401926 in words is "four hundred one thousand, nine hundred twenty-six".