441902109 has 8 divisors (see below), whose sum is σ = 642766752. Its totient is φ = 267819440.

The previous prime is 441902107. The next prime is 441902113. The reversal of 441902109 is 901209144.

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

It is a cyclic number.

It is not a de Polignac number, because 441902109 - 2¹ = 441902107 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (441902107) 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, 6695454 + ... + 6695519.

It is an arithmetic number, because the mean of its divisors is an integer number (80345844).

Almost surely, 2^441902109 is an apocalyptic number.

It is an amenable number.

441902109 is a deficient number, since it is larger than the sum of its proper divisors (200864643).

441902109 is a wasteful number, since it uses less digits than its factorization.

441902109 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13390987.

The product of its (nonzero) digits is 2592, while the sum is 30.

The square root of 441902109 is about 21021.4678126909. The cubic root of 441902109 is about 761.6849211619.

The spelling of 441902109 in words is "four hundred forty-one million, nine hundred two thousand, one hundred nine".