3404387 has 4 divisors (see below), whose sum is σ = 3890736. Its totient is φ = 2918040.

The previous prime is 3404383. The next prime is 3404393. The reversal of 3404387 is 7834043.

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 3404387 - 2² = 3404383 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3404381) 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, 243164 + ... + 243177.

It is an arithmetic number, because the mean of its divisors is an integer number (972684).

Almost surely, 2^3404387 is an apocalyptic number.

3404387 is a deficient number, since it is larger than the sum of its proper divisors (486349).

3404387 is an equidigital number, since it uses as much as digits as its factorization.

3404387 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 486348.

The product of its (nonzero) digits is 8064, while the sum is 29.

The square root of 3404387 is about 1845.0981003730. The cubic root of 3404387 is about 150.4341054342.

The spelling of 3404387 in words is "three million, four hundred four thousand, three hundred eighty-seven".