1069223458 has 4 divisors (see below), whose sum is σ = 1603835190. Its totient is φ = 534611728.

The previous prime is 1069223443. The next prime is 1069223459. The reversal of 1069223458 is 8543229601.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 876929769 + 192293689 = 29613^2 + 13867^2 .

It is a super-2 number, since 2×1069223458² = 2286477606274955528, which contains 22 as substring.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a self number, because there is not a number n which added to its sum of digits gives 1069223458.

It is not an unprimeable number, because it can be changed into a prime (1069223459) 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 as a sum of consecutive naturals, namely, 267305863 + ... + 267305866.

Almost surely, 2^1069223458 is an apocalyptic number.

1069223458 is a deficient number, since it is larger than the sum of its proper divisors (534611732).

1069223458 is an equidigital number, since it uses as much as digits as its factorization.

1069223458 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 534611731.

The product of its (nonzero) digits is 103680, while the sum is 40.

The square root of 1069223458 is about 32698.9825223966. The cubic root of 1069223458 is about 1022.5616306609.

The spelling of 1069223458 in words is "one billion, sixty-nine million, two hundred twenty-three thousand, four hundred fifty-eight".