222470064 has 50 divisors (see below), whose sum is σ = 643896660. Its totient is φ = 74156256.

The previous prime is 222470063. The next prime is 222470117. The reversal of 222470064 is 460074222.

It is a happy number.

222470064 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (222470063) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 84534 + ... + 87125.

Almost surely, 2^222470064 is an apocalyptic number.

222470064 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

222470064 is an abundant number, since it is smaller than the sum of its proper divisors (421426596).

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

222470064 is a wasteful number, since it uses less digits than its factorization.

222470064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 171679 (or 171664 counting only the distinct ones).

The product of its (nonzero) digits is 5376, while the sum is 27.

The square root of 222470064 is about 14915.4303994219. The cubic root of 222470064 is about 605.9319598151.

The spelling of 222470064 in words is "two hundred twenty-two million, four hundred seventy thousand, sixty-four".