3312381 has 8 divisors (see below), whose sum is σ = 4559104. Its totient is φ = 2136960.

The previous prime is 3312367. The next prime is 3312383. The reversal of 3312381 is 1832133.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 3312381 - 2²¹ = 1215229 is a prime.

It is a super-2 number, since 2×3312381² = 21943735778322, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3312383) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17716 + ... + 17901.

It is an arithmetic number, because the mean of its divisors is an integer number (569888).

Almost surely, 2^3312381 is an apocalyptic number.

3312381 is a gapful number since it is divisible by the number (31) formed by its first and last digit.

It is an amenable number.

3312381 is a deficient number, since it is larger than the sum of its proper divisors (1246723).

3312381 is a wasteful number, since it uses less digits than its factorization.

3312381 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35651.

The product of its digits is 432, while the sum is 21.

The square root of 3312381 is about 1819.9947802123. The cubic root of 3312381 is about 149.0665138528.

The spelling of 3312381 in words is "three million, three hundred twelve thousand, three hundred eighty-one".