3923736 has 64 divisors (see below), whose sum is σ = 10627200. Its totient is φ = 1202688.

The previous prime is 3923723. The next prime is 3923737. The reversal of 3923736 is 6373293.

It is a junction number, because it is equal to n+sod(n) for n = 3923697 and 3923706.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3923737) 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, 23991 + ... + 24153.

It is an arithmetic number, because the mean of its divisors is an integer number (166050).

Almost surely, 2^3923736 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3923736, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5313600).

3923736 is an abundant number, since it is smaller than the sum of its proper divisors (6703464).

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

3923736 is a wasteful number, since it uses less digits than its factorization.

3923736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 248 (or 244 counting only the distinct ones).

The product of its digits is 20412, while the sum is 33.

The square root of 3923736 is about 1980.8422451069. The cubic root of 3923736 is about 157.7247785724.

The spelling of 3923736 in words is "three million, nine hundred twenty-three thousand, seven hundred thirty-six".