401041761 has 16 divisors (see below), whose sum is σ = 554311680. Its totient is φ = 257639760.

The previous prime is 401041757. The next prime is 401041763. The reversal of 401041761 is 167140104.

It is not a de Polignac number, because 401041761 - 2² = 401041757 is a prime.

It is a super-2 number, since 2×401041761² = 321668988131962242, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (401041763) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13206 + ... + 31248.

It is an arithmetic number, because the mean of its divisors is an integer number (34644480).

Almost surely, 2^401041761 is an apocalyptic number.

It is an amenable number.

401041761 is a deficient number, since it is larger than the sum of its proper divisors (153269919).

401041761 is a wasteful number, since it uses less digits than its factorization.

401041761 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18316.

The product of its (nonzero) digits is 672, while the sum is 24.

The square root of 401041761 is about 20026.0270897650. The cubic root of 401041761 is about 737.4453919540.

Adding to 401041761 its reverse (167140104), we get a palindrome (568181865).

The spelling of 401041761 in words is "four hundred one million, forty-one thousand, seven hundred sixty-one".