404144414 has 8 divisors (see below), whose sum is σ = 622600968. Its totient is φ = 196610760.

The previous prime is 404144371. The next prime is 404144441. The reversal of 404144414 is 414441404.

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

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2730632 + ... + 2730779.

It is an arithmetic number, because the mean of its divisors is an integer number (77825121).

Almost surely, 2^404144414 is an apocalyptic number.

404144414 is a deficient number, since it is larger than the sum of its proper divisors (218456554).

404144414 is a wasteful number, since it uses less digits than its factorization.

404144414 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5461450.

The product of its (nonzero) digits is 4096, while the sum is 26.

The square root of 404144414 is about 20103.3433537807. The cubic root of 404144414 is about 739.3422533751.

Adding to 404144414 its reverse (414441404), we get a palindrome (818585818).

The spelling of 404144414 in words is "four hundred four million, one hundred forty-four thousand, four hundred fourteen".