11274312 has 48 divisors (see below), whose sum is σ = 32790960. Its totient is φ = 3220896.

The previous prime is 11274293. The next prime is 11274317. The reversal of 11274312 is 21347211.

It is a super-2 number, since 2×11274312² = 254220222146688, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (11274317) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3618 + ... + 5969.

It is an arithmetic number, because the mean of its divisors is an integer number (683145).

Almost surely, 2^11274312 is an apocalyptic number.

11274312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11274312 is an abundant number, since it is smaller than the sum of its proper divisors (21516648).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11274312 is a wasteful number, since it uses less digits than its factorization.

11274312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9610 (or 9599 counting only the distinct ones).

The product of its digits is 336, while the sum is 21.

The square root of 11274312 is about 3357.7242292958. The cubic root of 11274312 is about 224.2315314348.

The spelling of 11274312 in words is "eleven million, two hundred seventy-four thousand, three hundred twelve".