244666406 has 8 divisors (see below), whose sum is σ = 370563024. Its totient is φ = 121145400.

The previous prime is 244666403. The next prime is 244666481. The reversal of 244666406 is 604666442.

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

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 244666406.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (244666403) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 593645 + ... + 594056.

It is an arithmetic number, because the mean of its divisors is an integer number (46320378).

Almost surely, 2^244666406 is an apocalyptic number.

244666406 is a deficient number, since it is larger than the sum of its proper divisors (125896618).

244666406 is a wasteful number, since it uses less digits than its factorization.

244666406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1187806.

The product of its (nonzero) digits is 165888, while the sum is 38.

The square root of 244666406 is about 15641.8159431698. The cubic root of 244666406 is about 625.4483447556.

The spelling of 244666406 in words is "two hundred forty-four million, six hundred sixty-six thousand, four hundred six".