3969734 has 4 divisors (see below), whose sum is σ = 5954604. Its totient is φ = 1984866.

The previous prime is 3969733. The next prime is 3969737. The reversal of 3969734 is 4379693.

3969734 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a junction number, because it is equal to n+sod(n) for n = 3969691 and 3969700.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3969733) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 992432 + ... + 992435.

It is an arithmetic number, because the mean of its divisors is an integer number (1488651).

Almost surely, 2^3969734 is an apocalyptic number.

3969734 is a deficient number, since it is larger than the sum of its proper divisors (1984870).

3969734 is a wasteful number, since it uses less digits than its factorization.

3969734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1984869.

The product of its digits is 122472, while the sum is 41.

The square root of 3969734 is about 1992.4191326124. The cubic root of 3969734 is about 158.3387221312.

Subtracting from 3969734 its sum of digits (41), we obtain a palindrome (3969693).

The spelling of 3969734 in words is "three million, nine hundred sixty-nine thousand, seven hundred thirty-four".