3932889 has 4 divisors (see below), whose sum is σ = 5243856. Its totient is φ = 2621924.

The previous prime is 3932869. The next prime is 3932897. The reversal of 3932889 is 9882393.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 3932889 - 2⁸ = 3932633 is a prime.

It is a D-number.

It is a self number, because there is not a number n which added to its sum of digits gives 3932889.

It is not an unprimeable number, because it can be changed into a prime (3932869) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 655479 + ... + 655484.

It is an arithmetic number, because the mean of its divisors is an integer number (1310964).

Almost surely, 2^3932889 is an apocalyptic number.

It is an amenable number.

3932889 is a deficient number, since it is larger than the sum of its proper divisors (1310967).

3932889 is a wasteful number, since it uses less digits than its factorization.

3932889 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1310966.

The product of its digits is 93312, while the sum is 42.

The square root of 3932889 is about 1983.1512801599. The cubic root of 3932889 is about 157.8473262159.

The spelling of 3932889 in words is "three million, nine hundred thirty-two thousand, eight hundred eighty-nine".