3992534 has 16 divisors (see below), whose sum is σ = 7371168. Its totient is φ = 1579392.

The previous prime is 3992533. The next prime is 3992563. The reversal of 3992534 is 4352993.

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 3992494 and 3992503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3992531) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10787 + ... + 11150.

It is an arithmetic number, because the mean of its divisors is an integer number (460698).

Almost surely, 2^3992534 is an apocalyptic number.

3992534 is a deficient number, since it is larger than the sum of its proper divisors (3378634).

3992534 is a wasteful number, since it uses less digits than its factorization.

3992534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21959.

The product of its digits is 29160, while the sum is 35.

The square root of 3992534 is about 1998.1326282307. The cubic root of 3992534 is about 158.6412808840.

The spelling of 3992534 in words is "three million, nine hundred ninety-two thousand, five hundred thirty-four".