3404390 has 16 divisors (see below), whose sum is σ = 6685200. Its totient is φ = 1237920.

The previous prime is 3404383. The next prime is 3404393. The reversal of 3404390 is 934043.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3404393) 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 7 ways as a sum of consecutive naturals, for example, 15365 + ... + 15584.

It is an arithmetic number, because the mean of its divisors is an integer number (417825).

Almost surely, 2^3404390 is an apocalyptic number.

3404390 is a deficient number, since it is larger than the sum of its proper divisors (3280810).

3404390 is a wasteful number, since it uses less digits than its factorization.

3404390 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30967.

The product of its (nonzero) digits is 1296, while the sum is 23.

The square root of 3404390 is about 1845.0989133377. The cubic root of 3404390 is about 150.4341496225.

The spelling of 3404390 in words is "three million, four hundred four thousand, three hundred ninety".