244534138 has 24 divisors (see below), whose sum is σ = 387222336. Its totient is φ = 115762680.

The previous prime is 244534109. The next prime is 244534139. The reversal of 244534138 is 831435442.

It is not an unprimeable number, because it can be changed into a prime (244534139) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 88981 + ... + 91687.

It is an arithmetic number, because the mean of its divisors is an integer number (16134264).

Almost surely, 2^244534138 is an apocalyptic number.

244534138 is a deficient number, since it is larger than the sum of its proper divisors (142688198).

244534138 is a wasteful number, since it uses less digits than its factorization.

244534138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2818 (or 2787 counting only the distinct ones).

The product of its digits is 46080, while the sum is 34.

The square root of 244534138 is about 15637.5873458792. The cubic root of 244534138 is about 625.3356175052.

The spelling of 244534138 in words is "two hundred forty-four million, five hundred thirty-four thousand, one hundred thirty-eight".