3994734 has 8 divisors (see below), whose sum is σ = 7989480. Its totient is φ = 1331576.

The previous prime is 3994733. The next prime is 3994747. The reversal of 3994734 is 4374993.

It is a sphenic number, since it is the product of 3 distinct primes.

3994734 is an admirable number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 3994692 and 3994701.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3994733) 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, 332889 + ... + 332900.

It is an arithmetic number, because the mean of its divisors is an integer number (998685).

Almost surely, 2^3994734 is an apocalyptic number.

3994734 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

3994734 is a wasteful number, since it uses less digits than its factorization.

3994734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 665794.

The product of its digits is 81648, while the sum is 39.

The square root of 3994734 is about 1998.6830664215. The cubic root of 3994734 is about 158.6704141556.

The spelling of 3994734 in words is "three million, nine hundred ninety-four thousand, seven hundred thirty-four".