3994358 has 4 divisors (see below), whose sum is σ = 5991540. Its totient is φ = 1997178.

The previous prime is 3994357. The next prime is 3994369. The reversal of 3994358 is 8534993.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3994357) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 998588 + ... + 998591.

It is an arithmetic number, because the mean of its divisors is an integer number (1497885).

Almost surely, 2^3994358 is an apocalyptic number.

3994358 is a deficient number, since it is larger than the sum of its proper divisors (1997182).

3994358 is a wasteful number, since it uses less digits than its factorization.

3994358 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1997181.

The product of its digits is 116640, while the sum is 41.

The square root of 3994358 is about 1998.5890022714. The cubic root of 3994358 is about 158.6654357726.

The spelling of 3994358 in words is "three million, nine hundred ninety-four thousand, three hundred fifty-eight".