401063766 has 16 divisors (see below), whose sum is σ = 810398064. Its totient is φ = 132309504.

The previous prime is 401063753. The next prime is 401063777. The reversal of 401063766 is 667360104.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 343975 + ... + 345138.

It is an arithmetic number, because the mean of its divisors is an integer number (50649879).

Almost surely, 2^401063766 is an apocalyptic number.

401063766 is an abundant number, since it is smaller than the sum of its proper divisors (409334298).

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

401063766 is a wasteful number, since it uses less digits than its factorization.

401063766 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 689215.

The product of its (nonzero) digits is 18144, while the sum is 33.

The square root of 401063766 is about 20026.5764922515. The cubic root of 401063766 is about 737.4588794846.

It can be divided in two parts, 4010 and 63766, that added together give a palindrome (67776).

The spelling of 401063766 in words is "four hundred one million, sixty-three thousand, seven hundred sixty-six".