3427445 has 8 divisors (see below), whose sum is σ = 4700544. Its totient is φ = 2350224.

The previous prime is 3427441. The next prime is 3427469. The reversal of 3427445 is 5447243.

3427445 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3427445 - 2² = 3427441 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3427441) 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 7 ways as a sum of consecutive naturals, for example, 48929 + ... + 48998.

It is an arithmetic number, because the mean of its divisors is an integer number (587568).

Almost surely, 2^3427445 is an apocalyptic number.

3427445 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

3427445 is a deficient number, since it is larger than the sum of its proper divisors (1273099).

3427445 is an equidigital number, since it uses as much as digits as its factorization.

3427445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97939.

The product of its digits is 13440, while the sum is 29.

The square root of 3427445 is about 1851.3360040792. The cubic root of 3427445 is about 150.7729728738.

The spelling of 3427445 in words is "three million, four hundred twenty-seven thousand, four hundred forty-five".