3923694 has 16 divisors (see below), whose sum is σ = 8719440. Its totient is φ = 1307880.

The previous prime is 3923687. The next prime is 3923723. The reversal of 3923694 is 4963293.

It is a happy number.

It is a plaindrome in base 16.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36277 + ... + 36384.

It is an arithmetic number, because the mean of its divisors is an integer number (544965).

Almost surely, 2^3923694 is an apocalyptic number.

3923694 is an abundant number, since it is smaller than the sum of its proper divisors (4795746).

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

3923694 is a wasteful number, since it uses less digits than its factorization.

3923694 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72672 (or 72666 counting only the distinct ones).

The product of its digits is 34992, while the sum is 36.

The square root of 3923694 is about 1980.8316435275. The cubic root of 3923694 is about 157.7242158040.

The spelling of 3923694 in words is "three million, nine hundred twenty-three thousand, six hundred ninety-four".