3337281 has 10 divisors (see below), whose sum is σ = 4985442. Its totient is φ = 2224800.

The previous prime is 3337261. The next prime is 3337283. The reversal of 3337281 is 1827333.

It can be written as a sum of positive squares in only one way, i.e., 3207681 + 129600 = 1791^2 + 360^2 .

It is not a de Polignac number, because 3337281 - 2¹⁵ = 3304513 is a prime.

It is a super-2 number, since 2×3337281² = 22274888945922, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a d-powerful number, because it can be written as 3⁵ + 3¹³ + 3¹³ + 7⁵ + 2¹⁷ + 8³ + 1 .

3337281 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (3337283) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 20520 + ... + 20681.

Almost surely, 2^3337281 is an apocalyptic number.

It is an amenable number.

3337281 is a deficient number, since it is larger than the sum of its proper divisors (1648161).

3337281 is an equidigital number, since it uses as much as digits as its factorization.

3337281 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41213 (or 41204 counting only the distinct ones).

The product of its digits is 3024, while the sum is 27.

The square root of 3337281 is about 1826.8226514908. The cubic root of 3337281 is about 149.4391052615.

The spelling of 3337281 in words is "three million, three hundred thirty-seven thousand, two hundred eighty-one".