401023244 has 12 divisors (see below), whose sum is σ = 701941464. Its totient is φ = 200468544.

The previous prime is 401023229. The next prime is 401023307. The reversal of 401023244 is 442320104.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19844 + ... + 34580.

It is an arithmetic number, because the mean of its divisors is an integer number (58495122).

Almost surely, 2^401023244 is an apocalyptic number.

It is an amenable number.

401023244 is a deficient number, since it is larger than the sum of its proper divisors (300918220).

401023244 is a wasteful number, since it uses less digits than its factorization.

401023244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21544 (or 21542 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 401023244 is about 20025.5647610748. The cubic root of 401023244 is about 737.4340419419.

Adding to 401023244 its reverse (442320104), we get a palindrome (843343348).

The spelling of 401023244 in words is "four hundred one million, twenty-three thousand, two hundred forty-four".