3972234 has 48 divisors (see below), whose sum is σ = 9439200. Its totient is φ = 1110816.

The previous prime is 3972233. The next prime is 3972251. The reversal of 3972234 is 4322793.

3972234 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (3972233) 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 in 23 ways as a sum of consecutive naturals, for example, 17232 + ... + 17460.

It is an arithmetic number, because the mean of its divisors is an integer number (196650).

Almost surely, 2^3972234 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3972234, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4719600).

3972234 is an abundant number, since it is smaller than the sum of its proper divisors (5466966).

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

3972234 is a wasteful number, since it uses less digits than its factorization.

3972234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 307 (or 300 counting only the distinct ones).

The product of its digits is 9072, while the sum is 30.

The square root of 3972234 is about 1993.0464119031. The cubic root of 3972234 is about 158.3719538907.

The spelling of 3972234 in words is "three million, nine hundred seventy-two thousand, two hundred thirty-four".