222733764 has 36 divisors (see below), whose sum is σ = 614206320. Its totient is φ = 67494960.

The previous prime is 222733757. The next prime is 222733769. The reversal of 222733764 is 467337222.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×222733764² = 99220659251215392, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (222733769) 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 11 ways as a sum of consecutive naturals, for example, 280834 + ... + 281625.

Almost surely, 2^222733764 is an apocalyptic number.

It is an amenable number.

222733764 is an abundant number, since it is smaller than the sum of its proper divisors (391472556).

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

222733764 is a wasteful number, since it uses less digits than its factorization.

222733764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 562480 (or 562475 counting only the distinct ones).

The product of its digits is 84672, while the sum is 36.

The square root of 222733764 is about 14924.2676202218. The cubic root of 222733764 is about 606.1712746607.

The spelling of 222733764 in words is "two hundred twenty-two million, seven hundred thirty-three thousand, seven hundred sixty-four".