222064340 has 12 divisors (see below), whose sum is σ = 466335156. Its totient is φ = 88825728.

The previous prime is 222064307. The next prime is 222064351. The reversal of 222064340 is 43460222.

It can be written as a sum of positive squares in 2 ways, for example, as 55860676 + 166203664 = 7474^2 + 12892^2 .

It is a hoax number, since the sum of its digits (23) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5551589 + ... + 5551628.

It is an arithmetic number, because the mean of its divisors is an integer number (38861263).

Almost surely, 2^222064340 is an apocalyptic number.

222064340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222064340 is an abundant number, since it is smaller than the sum of its proper divisors (244270816).

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

222064340 is a wasteful number, since it uses less digits than its factorization.

222064340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11103226 (or 11103224 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 23.

The square root of 222064340 is about 14901.8233783655. The cubic root of 222064340 is about 605.5633847741.

The spelling of 222064340 in words is "two hundred twenty-two million, sixty-four thousand, three hundred forty".