242223542 has 16 divisors (see below), whose sum is σ = 398803392. Its totient is φ = 109424520.

The previous prime is 242223539. The next prime is 242223581. The reversal of 242223542 is 245322242.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30188 + ... + 37359.

It is an arithmetic number, because the mean of its divisors is an integer number (24925212).

Almost surely, 2^242223542 is an apocalyptic number.

242223542 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

242223542 is a deficient number, since it is larger than the sum of its proper divisors (156579850).

242223542 is a wasteful number, since it uses less digits than its factorization.

242223542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67723.

The product of its digits is 7680, while the sum is 26.

The square root of 242223542 is about 15563.5324396488. The cubic root of 242223542 is about 623.3597884686.

Adding to 242223542 its reverse (245322242), we get a palindrome (487545784).

The spelling of 242223542 in words is "two hundred forty-two million, two hundred twenty-three thousand, five hundred forty-two".