11849972 has 6 divisors (see below), whose sum is σ = 20737458. Its totient is φ = 5924984.

The previous prime is 11849947. The next prime is 11849987. The reversal of 11849972 is 27994811.

11849972 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 only one way, i.e., 10471696 + 1378276 = 3236^2 + 1174^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1481243 + ... + 1481250.

It is an arithmetic number, because the mean of its divisors is an integer number (3456243).

Almost surely, 2^11849972 is an apocalyptic number.

It is an amenable number.

11849972 is a deficient number, since it is larger than the sum of its proper divisors (8887486).

11849972 is a wasteful number, since it uses less digits than its factorization.

11849972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2962497 (or 2962495 counting only the distinct ones).

The product of its digits is 36288, while the sum is 41.

The square root of 11849972 is about 3442.3788286590. The cubic root of 11849972 is about 227.9847378724.

It can be divided in two parts, 11849 and 972, that added together give a palindrome (12821).

The spelling of 11849972 in words is "eleven million, eight hundred forty-nine thousand, nine hundred seventy-two".