1073222891 has 8 divisors (see below), whose sum is σ = 1156511664. Its totient is φ = 990038880.

The previous prime is 1073222879. The next prime is 1073222893. The reversal of 1073222891 is 1982223701.

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

It is a cyclic number.

It is not a de Polignac number, because 1073222891 - 2⁶ = 1073222827 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1073222893) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4220 + ... + 46521.

It is an arithmetic number, because the mean of its divisors is an integer number (144563958).

Almost surely, 2^1073222891 is an apocalyptic number.

1073222891 is a deficient number, since it is larger than the sum of its proper divisors (83288773).

1073222891 is a wasteful number, since it uses less digits than its factorization.

1073222891 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52381.

The product of its (nonzero) digits is 12096, while the sum is 35.

The square root of 1073222891 is about 32760.0807538687. The cubic root of 1073222891 is about 1023.8350090594.

The spelling of 1073222891 in words is "one billion, seventy-three million, two hundred twenty-two thousand, eight hundred ninety-one".