401356 has 12 divisors (see below), whose sum is σ = 739480. Its totient is φ = 190080.

The previous prime is 401347. The next prime is 401371. The reversal of 401356 is 653104.

It is a super-2 number, since 2×401356² = 322173277472, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a zygodrome in base 2.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2565 + ... + 2716.

2⁴⁰¹³⁵⁶ is an apocalyptic number.

It is an amenable number.

401356 is a deficient number, since it is larger than the sum of its proper divisors (338124).

401356 is a wasteful number, since it uses less digits than its factorization.

401356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5304 (or 5302 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 401356 is about 633.5266371669. The cubic root of 401356 is about 73.7637951787.

It can be divided in two parts, 401 and 356, that added together give a palindrome (757).

The spelling of 401356 in words is "four hundred one thousand, three hundred fifty-six".