222929493 has 8 divisors (see below), whose sum is σ = 298138656. Its totient is φ = 148170000.

The previous prime is 222929491. The next prime is 222929503. The reversal of 222929493 is 394929222.

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

It is not a de Polignac number, because 222929493 - 2¹ = 222929491 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222929491) 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 7 ways as a sum of consecutive naturals, for example, 111258 + ... + 113243.

It is an arithmetic number, because the mean of its divisors is an integer number (37267332).

Almost surely, 2^222929493 is an apocalyptic number.

It is an amenable number.

222929493 is a deficient number, since it is larger than the sum of its proper divisors (75209163).

222929493 is a wasteful number, since it uses less digits than its factorization.

222929493 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 224835.

The product of its digits is 139968, while the sum is 42.

The square root of 222929493 is about 14930.8235874650. The cubic root of 222929493 is about 606.3487818914.

The spelling of 222929493 in words is "two hundred twenty-two million, nine hundred twenty-nine thousand, four hundred ninety-three".