3344729 has 4 divisors (see below), whose sum is σ = 3490176. Its totient is φ = 3199284.

The previous prime is 3344723. The next prime is 3344749. The reversal of 3344729 is 9274433.

3344729 = 82² + 83² + ... + 219².

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.

It is a cyclic number.

It is not a de Polignac number, because 3344729 - 2¹² = 3340633 is a prime.

It is a super-2 number, since 2×3344729² = 22374424166882, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3344695 and 3344704.

It is not an unprimeable number, because it can be changed into a prime (3344723) 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, 72689 + ... + 72734.

It is an arithmetic number, because the mean of its divisors is an integer number (872544).

Almost surely, 2^3344729 is an apocalyptic number.

It is an amenable number.

3344729 is a deficient number, since it is larger than the sum of its proper divisors (145447).

3344729 is a wasteful number, since it uses less digits than its factorization.

3344729 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145446.

The product of its digits is 18144, while the sum is 32.

The square root of 3344729 is about 1828.8600274488. The cubic root of 3344729 is about 149.5501932482.

The spelling of 3344729 in words is "three million, three hundred forty-four thousand, seven hundred twenty-nine".