222550041 has 16 divisors (see below), whose sum is σ = 339390464. Its totient is φ = 127071504.

The previous prime is 222550039. The next prime is 222550051. The reversal of 222550041 is 140055222.

It is a happy number.

It is not a de Polignac number, because 222550041 - 2¹ = 222550039 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (222550051) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 29526 + ... + 36288.

It is an arithmetic number, because the mean of its divisors is an integer number (21211904).

Almost surely, 2^222550041 is an apocalyptic number.

222550041 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

222550041 is a deficient number, since it is larger than the sum of its proper divisors (116840423).

222550041 is a wasteful number, since it uses less digits than its factorization.

222550041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8340.

The product of its (nonzero) digits is 800, while the sum is 21.

The square root of 222550041 is about 14918.1111740059. Note that the first 4 decimals coincide. The cubic root of 222550041 is about 606.0045610653.

The spelling of 222550041 in words is "two hundred twenty-two million, five hundred fifty thousand, forty-one".