222532452 has 36 divisors (see below), whose sum is σ = 586971840. Its totient is φ = 70952112.

The previous prime is 222532423. The next prime is 222532487. The reversal of 222532452 is 254235222.

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

It is an unprimeable number.

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, 133552 + ... + 135207.

Almost surely, 2^222532452 is an apocalyptic number.

It is an amenable number.

222532452 is an abundant number, since it is smaller than the sum of its proper divisors (364439388).

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

222532452 is a wasteful number, since it uses less digits than its factorization.

222532452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 268792 (or 268787 counting only the distinct ones).

The product of its digits is 9600, while the sum is 27.

The square root of 222532452 is about 14917.5216440265. The cubic root of 222532452 is about 605.9885956747.

Adding to 222532452 its reverse (254235222), we get a palindrome (476767674).

The spelling of 222532452 in words is "two hundred twenty-two million, five hundred thirty-two thousand, four hundred fifty-two".