123244442 has 32 divisors (see below), whose sum is σ = 199874304. Its totient is φ = 56848000.

The previous prime is 123244411. The next prime is 123244487. The reversal of 123244442 is 244442321.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 190163 + ... + 190809.

It is an arithmetic number, because the mean of its divisors is an integer number (6246072).

Almost surely, 2^123244442 is an apocalyptic number.

123244442 is a deficient number, since it is larger than the sum of its proper divisors (76629862).

123244442 is a wasteful number, since it uses less digits than its factorization.

123244442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 814.

The product of its digits is 6144, while the sum is 26.

The square root of 123244442 is about 11101.5513330345. The cubic root of 123244442 is about 497.6482115253.

Adding to 123244442 its reverse (244442321), we get a palindrome (367686763).

The spelling of 123244442 in words is "one hundred twenty-three million, two hundred forty-four thousand, four hundred forty-two".