3423281 has 4 divisors (see below), whose sum is σ = 3434532. Its totient is φ = 3412032.

The previous prime is 3423271. The next prime is 3423289. The reversal of 3423281 is 1823243.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1488400 + 1934881 = 1220^2 + 1391^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3423281 is a prime.

It is a super-2 number, since 2×3423281² = 23437705609922, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3423289) 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, 5156 + ... + 5781.

It is an arithmetic number, because the mean of its divisors is an integer number (858633).

Almost surely, 2^3423281 is an apocalyptic number.

It is an amenable number.

3423281 is a deficient number, since it is larger than the sum of its proper divisors (11251).

3423281 is a wasteful number, since it uses less digits than its factorization.

3423281 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11250.

The product of its digits is 1152, while the sum is 23.

The square root of 3423281 is about 1850.2110690405. The cubic root of 3423281 is about 150.7118901454.

The spelling of 3423281 in words is "three million, four hundred twenty-three thousand, two hundred eighty-one".