222681455 has 8 divisors (see below), whose sum is σ = 273735504. Its totient is φ = 173800000.

The previous prime is 222681449. The next prime is 222681479. The reversal of 222681455 is 554186222.

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

It is not a de Polignac number, because 222681455 - 2¹⁰ = 222680431 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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, 542921 + ... + 543330.

It is an arithmetic number, because the mean of its divisors is an integer number (34216938).

Almost surely, 2^222681455 is an apocalyptic number.

222681455 is a deficient number, since it is larger than the sum of its proper divisors (51054049).

222681455 is a wasteful number, since it uses less digits than its factorization.

222681455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1086297.

The product of its digits is 38400, while the sum is 35.

The square root of 222681455 is about 14922.5150360119. The cubic root of 222681455 is about 606.1238178597.

The spelling of 222681455 in words is "two hundred twenty-two million, six hundred eighty-one thousand, four hundred fifty-five".