3974782 has 12 divisors (see below), whose sum is σ = 6935760. Its totient is φ = 1703436.

The previous prime is 3974779. The next prime is 3974783. The reversal of 3974782 is 2874793.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3974783) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 20182 + ... + 20377.

It is an arithmetic number, because the mean of its divisors is an integer number (577980).

Almost surely, 2^3974782 is an apocalyptic number.

3974782 is a deficient number, since it is larger than the sum of its proper divisors (2960978).

3974782 is a wasteful number, since it uses less digits than its factorization.

3974782 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40575 (or 40568 counting only the distinct ones).

The product of its digits is 84672, while the sum is 40.

The square root of 3974782 is about 1993.6855318731. The cubic root of 3974782 is about 158.4058093557.

The spelling of 3974782 in words is "three million, nine hundred seventy-four thousand, seven hundred eighty-two".