441977394 has 8 divisors (see below), whose sum is σ = 883954800. Its totient is φ = 147325796.

The previous prime is 441977381. The next prime is 441977401. The reversal of 441977394 is 493779144.

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

441977394 is an admirable number.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36831444 + ... + 36831455.

It is an arithmetic number, because the mean of its divisors is an integer number (110494350).

Almost surely, 2^441977394 is an apocalyptic number.

441977394 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

441977394 is a wasteful number, since it uses less digits than its factorization.

441977394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73662904.

The product of its digits is 762048, while the sum is 48.

The square root of 441977394 is about 21023.2584058704. The cubic root of 441977394 is about 761.7281737224.

The spelling of 441977394 in words is "four hundred forty-one million, nine hundred seventy-seven thousand, three hundred ninety-four".