400104434 has 8 divisors (see below), whose sum is σ = 600777648. Its totient is φ = 199845220.

The previous prime is 400104431. The next prime is 400104437. The reversal of 400104434 is 434401004.

It is an interprime number because it is at equal distance from previous prime (400104431) and next prime (400104437).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (400104431) 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, 101072 + ... + 104955.

It is an arithmetic number, because the mean of its divisors is an integer number (75097206).

Almost surely, 2^400104434 is an apocalyptic number.

400104434 is a deficient number, since it is larger than the sum of its proper divisors (200673214).

400104434 is a wasteful number, since it uses less digits than its factorization.

400104434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 207000.

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

The square root of 400104434 is about 20002.6106796088. The cubic root of 400104434 is about 736.8704171726.

Adding to 400104434 its reverse (434401004), we get a palindrome (834505438).

It can be divided in two parts, 40010 and 4434, that added together give a palindrome (44444).

The spelling of 400104434 in words is "four hundred million, one hundred four thousand, four hundred thirty-four".