11862449 has 4 divisors (see below), whose sum is σ = 11938164. Its totient is φ = 11786736.

The previous prime is 11862439. The next prime is 11862469. The reversal of 11862449 is 94426811.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 7317025 + 4545424 = 2705^2 + 2132^2 .

It is a cyclic number.

It is not a de Polignac number, because 11862449 - 2¹⁶ = 11796913 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11862439) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37622 + ... + 37935.

It is an arithmetic number, because the mean of its divisors is an integer number (2984541).

Almost surely, 2^11862449 is an apocalyptic number.

It is an amenable number.

11862449 is a deficient number, since it is larger than the sum of its proper divisors (75715).

11862449 is an equidigital number, since it uses as much as digits as its factorization.

11862449 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75714.

The product of its digits is 13824, while the sum is 35.

The square root of 11862449 is about 3444.1906160955. The cubic root of 11862449 is about 228.0647259038.

The spelling of 11862449 in words is "eleven million, eight hundred sixty-two thousand, four hundred forty-nine".