222539042 has 16 divisors (see below), whose sum is σ = 364478400. Its totient is φ = 101064240.

The previous prime is 222539003. The next prime is 222539117. The reversal of 222539042 is 240935222.

It is a junction number, because it is equal to n+sod(n) for n = 222538996 and 222539014.

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, 25184 + ... + 32852.

It is an arithmetic number, because the mean of its divisors is an integer number (22779900).

Almost surely, 2^222539042 is an apocalyptic number.

222539042 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

222539042 is a deficient number, since it is larger than the sum of its proper divisors (141939358).

222539042 is a wasteful number, since it uses less digits than its factorization.

222539042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9001.

The product of its (nonzero) digits is 8640, while the sum is 29.

The square root of 222539042 is about 14917.7425235858. The cubic root of 222539042 is about 605.9945774620.

The spelling of 222539042 in words is "two hundred twenty-two million, five hundred thirty-nine thousand, forty-two".