3423257 has 4 divisors (see below), whose sum is σ = 3427380. Its totient is φ = 3419136.

The previous prime is 3423229. The next prime is 3423263. The reversal of 3423257 is 7523243.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 1048576 + 2374681 = 1024^2 + 1541^2 .

It is a cyclic number.

It is not a de Polignac number, because 3423257 - 2¹⁰ = 3422233 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3423157) 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, 332 + ... + 2637.

It is an arithmetic number, because the mean of its divisors is an integer number (856845).

Almost surely, 2^3423257 is an apocalyptic number.

It is an amenable number.

3423257 is a deficient number, since it is larger than the sum of its proper divisors (4123).

3423257 is a wasteful number, since it uses less digits than its factorization.

3423257 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4122.

The product of its digits is 5040, while the sum is 26.

The square root of 3423257 is about 1850.2045832826. The cubic root of 3423257 is about 150.7115379400.

The spelling of 3423257 in words is "three million, four hundred twenty-three thousand, two hundred fifty-seven".