400241104 has 10 divisors (see below), whose sum is σ = 775467170. Its totient is φ = 200120544.

The previous prime is 400241087. The next prime is 400241131. The reversal of 400241104 is 401142004.

It can be written as a sum of positive squares in only one way, i.e., 203119504 + 197121600 = 14252^2 + 14040^2 .

It is a super-2 number, since 2×400241104² = 320385882662277632, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (16), and also a Moran number because the ratio is a prime number: 25015069 = 400241104 / (4 + 0 + 0 + 2 + 4 + 1 + 1 + 0 + 4).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12507519 + ... + 12507550.

It is an arithmetic number, because the mean of its divisors is an integer number (77546717).

Almost surely, 2^400241104 is an apocalyptic number.

It is an amenable number.

400241104 is a deficient number, since it is larger than the sum of its proper divisors (375226066).

400241104 is a wasteful number, since it uses less digits than its factorization.

400241104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25015077 (or 25015071 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

The square root of 400241104 is about 20006.0266919746. The cubic root of 400241104 is about 736.9543091158.

Adding to 400241104 its reverse (401142004), we get a palindrome (801383108).

The spelling of 400241104 in words is "four hundred million, two hundred forty-one thousand, one hundred four".