3994270 has 32 divisors (see below), whose sum is σ = 8414208. Its totient is φ = 1336608.

The previous prime is 3994267. The next prime is 3994271. The reversal of 3994270 is 724993.

It is a Smith number, since the sum of its digits (34) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3994271) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2347 + ... + 3673.

It is an arithmetic number, because the mean of its divisors is an integer number (262944).

Almost surely, 2^3994270 is an apocalyptic number.

3994270 is an abundant number, since it is smaller than the sum of its proper divisors (4419938).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3994270 is a wasteful number, since it uses less digits than its factorization.

3994270 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1384.

The product of its (nonzero) digits is 13608, while the sum is 34.

The square root of 3994270 is about 1998.5669866182. The cubic root of 3994270 is about 158.6642705740.

The spelling of 3994270 in words is "three million, nine hundred ninety-four thousand, two hundred seventy".