3813958 has 16 divisors (see below), whose sum is σ = 5871456. Its totient is φ = 1857600.

The previous prime is 3813949. The next prime is 3813959. The reversal of 3813958 is 8593183.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3813959) 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, 21960 + ... + 22132.

It is an arithmetic number, because the mean of its divisors is an integer number (366966).

Almost surely, 2^3813958 is an apocalyptic number.

3813958 is a deficient number, since it is larger than the sum of its proper divisors (2057498).

3813958 is a wasteful number, since it uses less digits than its factorization.

3813958 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 399.

The product of its digits is 25920, while the sum is 37.

The square root of 3813958 is about 1952.9357388301. The cubic root of 3813958 is about 156.2399059079.

The spelling of 3813958 in words is "three million, eight hundred thirteen thousand, nine hundred fifty-eight".