1222269 has 8 divisors (see below), whose sum is σ = 1638912. Its totient is φ = 810240.

The previous prime is 1222267. The next prime is 1222271. The reversal of 1222269 is 9622221.

It is an interprime number because it is at equal distance from previous prime (1222267) and next prime (1222271).

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

It is not a de Polignac number, because 1222269 - 2¹ = 1222267 is a prime.

It is a super-2 number, since 2×1222269² = 2987883016722, which contains 22 as substring.

It is a plaindrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1222267) 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, 477 + ... + 1634.

It is an arithmetic number, because the mean of its divisors is an integer number (204864).

2^1222269 is an apocalyptic number.

It is an amenable number.

1222269 is a deficient number, since it is larger than the sum of its proper divisors (416643).

1222269 is a wasteful number, since it uses less digits than its factorization.

1222269 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2307.

The product of its digits is 864, while the sum is 24.

The square root of 1222269 is about 1105.5627526287. The cubic root of 1222269 is about 106.9191749945.

The spelling of 1222269 in words is "one million, two hundred twenty-two thousand, two hundred sixty-nine".