220044394 has 8 divisors (see below), whose sum is σ = 335661120. Its totient is φ = 108157356.

The previous prime is 220044389. The next prime is 220044437. The reversal of 220044394 is 493440022.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 932274 + ... + 932509.

It is an arithmetic number, because the mean of its divisors is an integer number (41957640).

Almost surely, 2^220044394 is an apocalyptic number.

220044394 is a deficient number, since it is larger than the sum of its proper divisors (115616726).

220044394 is a wasteful number, since it uses less digits than its factorization.

220044394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1864844.

The product of its (nonzero) digits is 6912, while the sum is 28.

The square root of 220044394 is about 14833.8934201375. The cubic root of 220044394 is about 603.7216767330.

The spelling of 220044394 in words is "two hundred twenty million, forty-four thousand, three hundred ninety-four".