222150210 has 16 divisors (see below), whose sum is σ = 533160576. Its totient is φ = 59240048.

The previous prime is 222150197. The next prime is 222150211. The reversal of 222150210 is 12051222.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 222150210.

It is not an unprimeable number, because it can be changed into a prime (222150211) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3702474 + ... + 3702533.

It is an arithmetic number, because the mean of its divisors is an integer number (33322536).

Almost surely, 2^222150210 is an apocalyptic number.

222150210 is an abundant number, since it is smaller than the sum of its proper divisors (311010366).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

222150210 is a wasteful number, since it uses less digits than its factorization.

222150210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7405017.

The product of its (nonzero) digits is 80, while the sum is 15.

The square root of 222150210 is about 14904.7042909277. The cubic root of 222150210 is about 605.6414297628.

The spelling of 222150210 in words is "two hundred twenty-two million, one hundred fifty thousand, two hundred ten".