222150254 has 12 divisors (see below), whose sum is σ = 353980824. Its totient is φ = 104541024.

The previous prime is 222150241. The next prime is 222150263. The reversal of 222150254 is 452051222.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 191594 + ... + 192749.

It is an arithmetic number, because the mean of its divisors is an integer number (29498402).

Almost surely, 2^222150254 is an apocalyptic number.

222150254 is a deficient number, since it is larger than the sum of its proper divisors (131830570).

222150254 is a wasteful number, since it uses less digits than its factorization.

222150254 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 384379 (or 384362 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 23.

The square root of 222150254 is about 14904.7057669717. The cubic root of 222150254 is about 605.6414697481.

The spelling of 222150254 in words is "two hundred twenty-two million, one hundred fifty thousand, two hundred fifty-four".