3423745 has 8 divisors (see below), whose sum is σ = 4424616. Its totient is φ = 2528256.

The previous prime is 3423727. The next prime is 3423751. The reversal of 3423745 is 5473243.

It can be written as a sum of positive squares in 4 ways, for example, as 23409 + 3400336 = 153^2 + 1844^2 .

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 3423745 - 2⁵ = 3423713 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26272 + ... + 26401.

It is an arithmetic number, because the mean of its divisors is an integer number (553077).

Almost surely, 2^3423745 is an apocalyptic number.

It is an amenable number.

3423745 is a deficient number, since it is larger than the sum of its proper divisors (1000871).

3423745 is a wasteful number, since it uses less digits than its factorization.

3423745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52691.

The product of its digits is 10080, while the sum is 28.

The square root of 3423745 is about 1850.3364558912. The cubic root of 3423745 is about 150.7186991256.

Adding to 3423745 its reverse (5473243), we get a palindrome (8896988).

The spelling of 3423745 in words is "three million, four hundred twenty-three thousand, seven hundred forty-five".