244216542 has 16 divisors (see below), whose sum is σ = 489108240. Its totient is φ = 81292992.

The previous prime is 244216537. The next prime is 244216547. The reversal of 244216542 is 245612442.

It is an interprime number because it is at equal distance from previous prime (244216537) and next prime (244216547).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (244216547) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23367 + ... + 32162.

It is an arithmetic number, because the mean of its divisors is an integer number (30569265).

Almost surely, 2^244216542 is an apocalyptic number.

244216542 is an abundant number, since it is smaller than the sum of its proper divisors (244891698).

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

244216542 is a wasteful number, since it uses less digits than its factorization.

244216542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56267.

The product of its digits is 15360, while the sum is 30.

The square root of 244216542 is about 15627.4291551746. The cubic root of 244216542 is about 625.0647757930.

Adding to 244216542 its reverse (245612442), we get a palindrome (489828984).

The spelling of 244216542 in words is "two hundred forty-four million, two hundred sixteen thousand, five hundred forty-two".