464144401 has 8 divisors (see below), whose sum is σ = 530832384. Its totient is φ = 397551840.

The previous prime is 464144341. The next prime is 464144437. The reversal of 464144401 is 104441464.

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

It is a de Polignac number, because none of the positive numbers 2^k-464144401 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 464144401.

It is not an unprimeable number, because it can be changed into a prime (464144441) 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, 13105 + ... + 33166.

It is an arithmetic number, because the mean of its divisors is an integer number (66354048).

Almost surely, 2^464144401 is an apocalyptic number.

It is an amenable number.

464144401 is a deficient number, since it is larger than the sum of its proper divisors (66687983).

464144401 is a wasteful number, since it uses less digits than its factorization.

464144401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47711.

The product of its (nonzero) digits is 6144, while the sum is 28.

The square root of 464144401 is about 21544.0107918651. The cubic root of 464144401 is about 774.2556299192.

Adding to 464144401 its reverse (104441464), we get a palindrome (568585865).

The spelling of 464144401 in words is "four hundred sixty-four million, one hundred forty-four thousand, four hundred one".