3373981 has 4 divisors (see below), whose sum is σ = 3633532. Its totient is φ = 3114432.

The previous prime is 3373969. The next prime is 3374017. The reversal of 3373981 is 1893733.

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 1285956 + 2088025 = 1134^2 + 1445^2 .

It is a cyclic number.

It is not a de Polignac number, because 3373981 - 2¹⁷ = 3242909 is a prime.

It is a super-2 number, since 2×3373981² = 22767495576722, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3373921) 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, 129756 + ... + 129781.

It is an arithmetic number, because the mean of its divisors is an integer number (908383).

Almost surely, 2^3373981 is an apocalyptic number.

3373981 is the 1061-st hex number.

It is an amenable number.

3373981 is a deficient number, since it is larger than the sum of its proper divisors (259551).

3373981 is a wasteful number, since it uses less digits than its factorization.

3373981 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 259550.

The product of its digits is 13608, while the sum is 34.

The square root of 3373981 is about 1836.8399494785. The cubic root of 3373981 is about 149.9849021841.

The spelling of 3373981 in words is "three million, three hundred seventy-three thousand, nine hundred eighty-one".