3914381 has 4 divisors (see below), whose sum is σ = 3951072. Its totient is φ = 3877692.

The previous prime is 3914377. The next prime is 3914387. The reversal of 3914381 is 1834193.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 3914381 - 2² = 3914377 is a prime.

It is a super-2 number, since 2×3914381² = 30644757226322, 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 (3914387) 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, 18185 + ... + 18398.

It is an arithmetic number, because the mean of its divisors is an integer number (987768).

Almost surely, 2^3914381 is an apocalyptic number.

It is an amenable number.

3914381 is a deficient number, since it is larger than the sum of its proper divisors (36691).

3914381 is a wasteful number, since it uses less digits than its factorization.

3914381 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36690.

The product of its digits is 2592, while the sum is 29.

The square root of 3914381 is about 1978.4794666612. The cubic root of 3914381 is about 157.5993292979.

The spelling of 3914381 in words is "three million, nine hundred fourteen thousand, three hundred eighty-one".