6922281 has 8 divisors (see below), whose sum is σ = 9772704. Its totient is φ = 4343360.

The previous prime is 6922273. The next prime is 6922297. The reversal of 6922281 is 1822296.

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 6922281 - 2³ = 6922273 is a prime.

It is a super-2 number, since 2×6922281² = 95835948485922, which contains 22 as substring.

It is a Curzon number.

6922281 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (6922231) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 67815 + ... + 67916.

It is an arithmetic number, because the mean of its divisors is an integer number (1221588).

Almost surely, 2^6922281 is an apocalyptic number.

It is an amenable number.

6922281 is a deficient number, since it is larger than the sum of its proper divisors (2850423).

6922281 is a wasteful number, since it uses less digits than its factorization.

6922281 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135751.

The product of its digits is 3456, while the sum is 30.

The square root of 6922281 is about 2631.0228049183. The cubic root of 6922281 is about 190.5825242995.

The spelling of 6922281 in words is "six million, nine hundred twenty-two thousand, two hundred eighty-one".