11439476 has 6 divisors (see below), whose sum is σ = 20019090. Its totient is φ = 5719736.

The previous prime is 11439473. The next prime is 11439481. The reversal of 11439476 is 67493411.

It can be written as a sum of positive squares in only one way, i.e., 10176100 + 1263376 = 3190^2 + 1124^2 .

It is a super-2 number, since 2×11439476² = 261723222309152, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11439473) 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 as a sum of consecutive naturals, namely, 1429931 + ... + 1429938.

It is an arithmetic number, because the mean of its divisors is an integer number (3336515).

Almost surely, 2^11439476 is an apocalyptic number.

It is an amenable number.

11439476 is a deficient number, since it is larger than the sum of its proper divisors (8579614).

11439476 is a wasteful number, since it uses less digits than its factorization.

11439476 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2859873 (or 2859871 counting only the distinct ones).

The product of its digits is 18144, while the sum is 35.

The square root of 11439476 is about 3382.2294422466. The cubic root of 11439476 is about 225.3211939432.

The spelling of 11439476 in words is "eleven million, four hundred thirty-nine thousand, four hundred seventy-six".