801444407 has 6 divisors (see below), whose sum is σ = 836431512. Its totient is φ = 766469132.

The previous prime is 801444403. The next prime is 801444421. The reversal of 801444407 is 704444108.

It is not a de Polignac number, because 801444407 - 2² = 801444403 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (801444403) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 132818 + ... + 138720.

It is an arithmetic number, because the mean of its divisors is an integer number (139405252).

Almost surely, 2^801444407 is an apocalyptic number.

801444407 is a deficient number, since it is larger than the sum of its proper divisors (34987105).

801444407 is an frugal number, since it uses more digits than its factorization.

801444407 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11829 (or 5926 counting only the distinct ones).

The product of its (nonzero) digits is 14336, while the sum is 32.

The square root of 801444407 is about 28309.7934821150. The cubic root of 801444407 is about 928.8761260999.

The spelling of 801444407 in words is "eight hundred one million, four hundred forty-four thousand, four hundred seven".