3392381 has 8 divisors (see below), whose sum is σ = 3515064. Its totient is φ = 3271680.

The previous prime is 3392341. The next prime is 3392443. The reversal of 3392381 is 1832933.

It can be written as a sum of positive squares in 4 ways, for example, as 116281 + 3276100 = 341^2 + 1810^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3392381 is a prime.

It is a super-2 number, since 2×3392381² = 23016497698322, 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 (3392341) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3551 + ... + 4403.

It is an arithmetic number, because the mean of its divisors is an integer number (439383).

Almost surely, 2^3392381 is an apocalyptic number.

It is an amenable number.

3392381 is a deficient number, since it is larger than the sum of its proper divisors (122683).

3392381 is an equidigital number, since it uses as much as digits as its factorization.

3392381 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 991.

The product of its digits is 3888, while the sum is 29.

The square root of 3392381 is about 1841.8417413014. The cubic root of 3392381 is about 150.2570555277.

It can be divided in two parts, 3392 and 381, that added together give a palindrome (3773).

The spelling of 3392381 in words is "three million, three hundred ninety-two thousand, three hundred eighty-one".