401260326 has 16 divisors (see below), whose sum is σ = 803624304. Its totient is φ = 133569504.

The previous prime is 401260313. The next prime is 401260337. The reversal of 401260326 is 623062104.

It is a super-2 number, since 2×401260326² = 322019698443252552, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 401260296 and 401260305.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41221 + ... + 50016.

It is an arithmetic number, because the mean of its divisors is an integer number (50226519).

Almost surely, 2^401260326 is an apocalyptic number.

401260326 is an abundant number, since it is smaller than the sum of its proper divisors (402363978).

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

401260326 is a wasteful number, since it uses less digits than its factorization.

401260326 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91975.

The product of its (nonzero) digits is 1728, while the sum is 24.

The square root of 401260326 is about 20031.4833699354. The cubic root of 401260326 is about 737.5793351789.

The spelling of 401260326 in words is "four hundred one million, two hundred sixty thousand, three hundred twenty-six".