400103204 has 6 divisors (see below), whose sum is σ = 700180614. Its totient is φ = 200051600.

The previous prime is 400103203. The next prime is 400103219. The reversal of 400103204 is 402301004.

It can be written as a sum of positive squares in only one way, i.e., 334816804 + 65286400 = 18298^2 + 8080^2 .

It is not an unprimeable number, because it can be changed into a prime (400103203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50012897 + ... + 50012904.

It is an arithmetic number, because the mean of its divisors is an integer number (116696769).

Almost surely, 2^400103204 is an apocalyptic number.

It is an amenable number.

400103204 is a deficient number, since it is larger than the sum of its proper divisors (300077410).

400103204 is a wasteful number, since it uses less digits than its factorization.

400103204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100025805 (or 100025803 counting only the distinct ones).

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

The square root of 400103204 is about 20002.5799335986. The cubic root of 400103204 is about 736.8696620768.

Adding to 400103204 its reverse (402301004), we get a palindrome (802404208).

The spelling of 400103204 in words is "four hundred million, one hundred three thousand, two hundred four".