401032004 has 24 divisors (see below), whose sum is σ = 707954688. Its totient is φ = 198767360.

The previous prime is 401032001. The next prime is 401032007. The reversal of 401032004 is 400230104.

It is an interprime number because it is at equal distance from previous prime (401032001) and next prime (401032007).

It is a self number, because there is not a number n which added to its sum of digits gives 401032004.

It is not an unprimeable number, because it can be changed into a prime (401032001) 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, 268949 + ... + 270435.

It is an arithmetic number, because the mean of its divisors is an integer number (29498112).

Almost surely, 2^401032004 is an apocalyptic number.

It is an amenable number.

401032004 is a deficient number, since it is larger than the sum of its proper divisors (306922684).

401032004 is a wasteful number, since it uses less digits than its factorization.

401032004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2035 (or 2033 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 14.

The square root of 401032004 is about 20025.7834803036. The cubic root of 401032004 is about 737.4394114355.

Adding to 401032004 its reverse (400230104), we get a palindrome (801262108).

The spelling of 401032004 in words is "four hundred one million, thirty-two thousand, four".