11749056 has 56 divisors (see below), whose sum is σ = 33918144. Its totient is φ = 3559680.

The previous prime is 11749051. The next prime is 11749061. The reversal of 11749056 is 65094711.

It is an interprime number because it is at equal distance from previous prime (11749051) and next prime (11749061).

It is a super-2 number, since 2×11749056² = 276080633782272, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11749051) 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, 670 + ... + 4893.

Almost surely, 2^11749056 is an apocalyptic number.

11749056 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11749056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16959072).

11749056 is an abundant number, since it is smaller than the sum of its proper divisors (22169088).

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

11749056 is a wasteful number, since it uses less digits than its factorization.

11749056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5589 (or 5579 counting only the distinct ones).

The product of its (nonzero) digits is 7560, while the sum is 33.

The square root of 11749056 is about 3427.6896008828. The cubic root of 11749056 is about 227.3357087802.

The spelling of 11749056 in words is "eleven million, seven hundred forty-nine thousand, fifty-six".