244990 has 8 divisors (see below), whose sum is σ = 441000. Its totient is φ = 97992.

The previous prime is 244957. The next prime is 244997. The reversal of 244990 is 99442.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (244997) 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, 12240 + ... + 12259.

It is an arithmetic number, because the mean of its divisors is an integer number (55125).

2²⁴⁴⁹⁹⁰ is an apocalyptic number.

244990 is a deficient number, since it is larger than the sum of its proper divisors (196010).

244990 is a wasteful number, since it uses less digits than its factorization.

244990 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24506.

The product of its (nonzero) digits is 2592, while the sum is 28.

The square root of 244990 is about 494.9646452021. The cubic root of 244990 is about 62.5723961085.

The spelling of 244990 in words is "two hundred forty-four thousand, nine hundred ninety".