3972134 has 4 divisors (see below), whose sum is σ = 5958204. Its totient is φ = 1986066.

The previous prime is 3972119. The next prime is 3972139. The reversal of 3972134 is 4312793.

3972134 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 = 3972097 and 3972106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3972139) 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, 993032 + ... + 993035.

It is an arithmetic number, because the mean of its divisors is an integer number (1489551).

Almost surely, 2^3972134 is an apocalyptic number.

3972134 is a deficient number, since it is larger than the sum of its proper divisors (1986070).

3972134 is a wasteful number, since it uses less digits than its factorization.

3972134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1986069.

The product of its digits is 4536, while the sum is 29.

The square root of 3972134 is about 1993.0213245221. The cubic root of 3972134 is about 158.3706248881.

The spelling of 3972134 in words is "three million, nine hundred seventy-two thousand, one hundred thirty-four".