4012447 has 4 divisors (see below), whose sum is σ = 4020840. Its totient is φ = 4004056.

The previous prime is 4012441. The next prime is 4012451. The reversal of 4012447 is 7442104.

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

It is a cyclic number.

It is not a de Polignac number, because 4012447 - 2¹¹ = 4010399 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4012441) 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, 3433 + ... + 4450.

It is an arithmetic number, because the mean of its divisors is an integer number (1005210).

Almost surely, 2^4012447 is an apocalyptic number.

4012447 is a deficient number, since it is larger than the sum of its proper divisors (8393).

4012447 is an equidigital number, since it uses as much as digits as its factorization.

4012447 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8392.

The product of its (nonzero) digits is 896, while the sum is 22.

The square root of 4012447 is about 2003.1093330121. The cubic root of 4012447 is about 158.9045878791.

The spelling of 4012447 in words is "four million, twelve thousand, four hundred forty-seven".