244569138 has 16 divisors (see below), whose sum is σ = 533605536. Its totient is φ = 74111840.

The previous prime is 244569131. The next prime is 244569161. The reversal of 244569138 is 831965442.

244569138 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 244569138.

It is not an unprimeable number, because it can be changed into a prime (244569131) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1852731 + ... + 1852862.

It is an arithmetic number, because the mean of its divisors is an integer number (33350346).

Almost surely, 2^244569138 is an apocalyptic number.

244569138 is an abundant number, since it is smaller than the sum of its proper divisors (289036398).

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

244569138 is a wasteful number, since it uses less digits than its factorization.

244569138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3705609.

The product of its digits is 207360, while the sum is 42.

The square root of 244569138 is about 15638.7064043034. The cubic root of 244569138 is about 625.3654506983.

The spelling of 244569138 in words is "two hundred forty-four million, five hundred sixty-nine thousand, one hundred thirty-eight".