3436381 has 8 divisors (see below), whose sum is σ = 3820544. Its totient is φ = 3069360.

The previous prime is 3436373. The next prime is 3436399. The reversal of 3436381 is 1836343.

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

It is a cyclic number.

It is not a de Polignac number, because 3436381 - 2³ = 3436373 is a prime.

It is a super-2 number, since 2×3436381² = 23617428754322, which contains 22 as substring.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3436331) 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, 3861 + ... + 4666.

It is an arithmetic number, because the mean of its divisors is an integer number (477568).

Almost surely, 2^3436381 is an apocalyptic number.

3436381 is a gapful number since it is divisible by the number (31) formed by its first and last digit.

It is an amenable number.

3436381 is a deficient number, since it is larger than the sum of its proper divisors (384163).

3436381 is a wasteful number, since it uses less digits than its factorization.

3436381 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8571.

The product of its digits is 5184, while the sum is 28.

The square root of 3436381 is about 1853.7478253527. The cubic root of 3436381 is about 150.9038904215.

It can be divided in two parts, 343 and 6381, that added together give a square (6724 = 82²).

The spelling of 3436381 in words is "three million, four hundred thirty-six thousand, three hundred eighty-one".