11292278 has 8 divisors (see below), whose sum is σ = 16954272. Its totient is φ = 5640856.

The previous prime is 11292271. The next prime is 11292283. The reversal of 11292278 is 87229211.

It is a happy number.

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

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11292271) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1076 + ... + 4872.

It is an arithmetic number, because the mean of its divisors is an integer number (2119284).

Almost surely, 2^11292278 is an apocalyptic number.

11292278 is a deficient number, since it is larger than the sum of its proper divisors (5661994).

11292278 is a wasteful number, since it uses less digits than its factorization.

11292278 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5286.

The product of its digits is 4032, while the sum is 32.

The square root of 11292278 is about 3360.3984882749. The cubic root of 11292278 is about 224.3505750835.

The spelling of 11292278 in words is "eleven million, two hundred ninety-two thousand, two hundred seventy-eight".