11287322 has 8 divisors (see below), whose sum is σ = 17514900. Its totient is φ = 5449024.

The previous prime is 11287321. The next prime is 11287343. The reversal of 11287322 is 22378211.

11287322 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 10118761 + 1168561 = 3181^2 + 1081^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 11287291 and 11287300.

It is not an unprimeable number, because it can be changed into a prime (11287321) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 97247 + ... + 97362.

Almost surely, 2^11287322 is an apocalyptic number.

11287322 is a deficient number, since it is larger than the sum of its proper divisors (6227578).

11287322 is a wasteful number, since it uses less digits than its factorization.

11287322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 194640.

The product of its digits is 1344, while the sum is 26.

The square root of 11287322 is about 3359.6609948029. The cubic root of 11287322 is about 224.3177489891.

The spelling of 11287322 in words is "eleven million, two hundred eighty-seven thousand, three hundred twenty-two".