401140304 has 20 divisors (see below), whose sum is σ = 778385076. Its totient is φ = 200266752.

The previous prime is 401140241. The next prime is 401140307. The reversal of 401140304 is 403041104.

It can be written as a sum of positive squares in 2 ways, for example, as 311875600 + 89264704 = 17660^2 + 9448^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (401140307) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7859 + ... + 29394.

Almost surely, 2^401140304 is an apocalyptic number.

It is an amenable number.

401140304 is a deficient number, since it is larger than the sum of its proper divisors (377244772).

401140304 is a wasteful number, since it uses less digits than its factorization.

401140304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37934 (or 37928 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 401140304 is about 20028.4873118266. The cubic root of 401140304 is about 737.5057880997.

Adding to 401140304 its reverse (403041104), we get a palindrome (804181408).

The spelling of 401140304 in words is "four hundred one million, one hundred forty thousand, three hundred four".