401303126 has 16 divisors (see below), whose sum is σ = 717859584. Its totient is φ = 164509224.

The previous prime is 401303059. The next prime is 401303129. The reversal of 401303126 is 621303104.

It is a super-2 number, since 2×401303126² = 322088397874743752, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 401303098 and 401303107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (401303129) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 622820 + ... + 623463.

It is an arithmetic number, because the mean of its divisors is an integer number (44866224).

Almost surely, 2^401303126 is an apocalyptic number.

401303126 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

401303126 is a deficient number, since it is larger than the sum of its proper divisors (316556458).

401303126 is a wasteful number, since it uses less digits than its factorization.

401303126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1246315.

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 401303126 is about 20032.5516597362. The cubic root of 401303126 is about 737.6055586147.

The spelling of 401303126 in words is "four hundred one million, three hundred three thousand, one hundred twenty-six".