3408047 has 4 divisors (see below), whose sum is σ = 3518016. Its totient is φ = 3298080.

The previous prime is 3408037. The next prime is 3408073. The reversal of 3408047 is 7408043.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 7408043 = 19 ⋅389897.

It is a cyclic number.

It is not a de Polignac number, because 3408047 - 2⁶ = 3407983 is a prime.

It is a super-2 number, since 2×3408047² = 23229568708418, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3408037) 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, 54938 + ... + 54999.

It is an arithmetic number, because the mean of its divisors is an integer number (879504).

Almost surely, 2^3408047 is an apocalyptic number.

3408047 is a deficient number, since it is larger than the sum of its proper divisors (109969).

3408047 is a wasteful number, since it uses less digits than its factorization.

3408047 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109968.

The product of its (nonzero) digits is 2688, while the sum is 26.

The square root of 3408047 is about 1846.0896511275. The cubic root of 3408047 is about 150.4879958638.

The spelling of 3408047 in words is "three million, four hundred eight thousand, forty-seven".