441724491 has 48 divisors (see below), whose sum is σ = 715347360. Its totient is φ = 260789760.

The previous prime is 441724489. The next prime is 441724511. The reversal of 441724491 is 194427144.

441724491 is a `hidden beast` number, since 44 + 172 + 449 + 1 = 666.

It is not a de Polignac number, because 441724491 - 2¹ = 441724489 is a prime.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (441724411) 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, 715615 + ... + 716231.

It is an arithmetic number, because the mean of its divisors is an integer number (14903070).

Almost surely, 2^441724491 is an apocalyptic number.

441724491 is a deficient number, since it is larger than the sum of its proper divisors (273622869).

441724491 is a wasteful number, since it uses less digits than its factorization.

441724491 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 876 (or 873 counting only the distinct ones).

The product of its digits is 32256, while the sum is 36.

The square root of 441724491 is about 21017.2427068824. The cubic root of 441724491 is about 761.5828570172.

The spelling of 441724491 in words is "four hundred forty-one million, seven hundred twenty-four thousand, four hundred ninety-one".