441989415 has 48 divisors (see below), whose sum is σ = 882326016. Its totient is φ = 200491200.

The previous prime is 441989399. The next prime is 441989417. The reversal of 441989415 is 514989144.

It is a happy number.

441989415 is a `hidden beast` number, since 44 + 198 + 9 + 415 = 666.

It is not a de Polignac number, because 441989415 - 2⁴ = 441989399 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (441989417) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 35910 + ... + 46620.

It is an arithmetic number, because the mean of its divisors is an integer number (18381792).

Almost surely, 2^441989415 is an apocalyptic number.

441989415 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

441989415 is a deficient number, since it is larger than the sum of its proper divisors (440336601).

441989415 is a wasteful number, since it uses less digits than its factorization.

441989415 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10860 (or 10857 counting only the distinct ones).

The product of its digits is 207360, while the sum is 45.

The square root of 441989415 is about 21023.5443015682. The cubic root of 441989415 is about 761.7350795442.

The spelling of 441989415 in words is "four hundred forty-one million, nine hundred eighty-nine thousand, four hundred fifteen".