3367729 has 4 divisors (see below), whose sum is σ = 3514176. Its totient is φ = 3221284.

The previous prime is 3367723. The next prime is 3367733. The reversal of 3367729 is 9277633.

3367729 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 9277633 = 313 ⋅29641.

It is a cyclic number.

It is not a de Polignac number, because 3367729 - 2⁵ = 3367697 is a prime.

It is a super-2 number, since 2×3367729² = 22683197234882, which contains 22 as substring.

It is a Duffinian number.

3367729 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (3367723) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 73189 + ... + 73234.

It is an arithmetic number, because the mean of its divisors is an integer number (878544).

Almost surely, 2^3367729 is an apocalyptic number.

It is an amenable number.

3367729 is a deficient number, since it is larger than the sum of its proper divisors (146447).

3367729 is a wasteful number, since it uses less digits than its factorization.

3367729 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146446.

The product of its digits is 47628, while the sum is 37.

The square root of 3367729 is about 1835.1373245618. The cubic root of 3367729 is about 149.8922040336.

It can be divided in two parts, 3367 and 729, that added together give a 12-th power (4096 = 2¹²).

The spelling of 3367729 in words is "three million, three hundred sixty-seven thousand, seven hundred twenty-nine".