222551733 has 8 divisors (see below), whose sum is σ = 296901568. Its totient is φ = 148284864.

The previous prime is 222551699. The next prime is 222551737. The reversal of 222551733 is 337155222.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 222551733 - 2⁸ = 222551477 is a prime.

It is a super-2 number, since 2×222551733² = 99058547722606578, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 222551733.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222551737) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14185 + ... + 25422.

It is an arithmetic number, because the mean of its divisors is an integer number (37112696).

Almost surely, 2^222551733 is an apocalyptic number.

It is an amenable number.

222551733 is a deficient number, since it is larger than the sum of its proper divisors (74349835).

222551733 is a wasteful number, since it uses less digits than its factorization.

222551733 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41483.

The product of its digits is 12600, while the sum is 30.

The square root of 222551733 is about 14918.1678834903. The cubic root of 222551733 is about 606.0060968355.

It can be divided in two parts, 222 and 551733, that multiplied together give a triangular number (122484726 = T₁₅₆₅₁).

The spelling of 222551733 in words is "two hundred twenty-two million, five hundred fifty-one thousand, seven hundred thirty-three".