3479447 has 4 divisors (see below), whose sum is σ = 3497856. Its totient is φ = 3461040.

The previous prime is 3479429. The next prime is 3479453. The reversal of 3479447 is 7449743.

It is a happy number.

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 3479447 - 2¹⁶ = 3413911 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3479447.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3469447) 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 in 3 ways as a sum of consecutive naturals, for example, 8918 + ... + 9299.

It is an arithmetic number, because the mean of its divisors is an integer number (874464).

Almost surely, 2^3479447 is an apocalyptic number.

3479447 is a deficient number, since it is larger than the sum of its proper divisors (18409).

3479447 is a wasteful number, since it uses less digits than its factorization.

3479447 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18408.

The product of its digits is 84672, while the sum is 38.

The square root of 3479447 is about 1865.3275851710. The cubic root of 3479447 is about 151.5316696492.

It can be divided in two parts, 3 and 479447, that multiplied together give a palindrome (1438341).

The spelling of 3479447 in words is "three million, four hundred seventy-nine thousand, four hundred forty-seven".