4391132 has 6 divisors (see below), whose sum is σ = 7684488. Its totient is φ = 2195564.

The previous prime is 4391131. The next prime is 4391161. The reversal of 4391132 is 2311934.

It is a junction number, because it is equal to n+sod(n) for n = 4391098 and 4391107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4391131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 548888 + ... + 548895.

It is an arithmetic number, because the mean of its divisors is an integer number (1280748).

Almost surely, 2^4391132 is an apocalyptic number.

It is an amenable number.

4391132 is a deficient number, since it is larger than the sum of its proper divisors (3293356).

4391132 is a wasteful number, since it uses less digits than its factorization.

4391132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1097787 (or 1097785 counting only the distinct ones).

The product of its digits is 648, while the sum is 23.

The square root of 4391132 is about 2095.5028036249. The cubic root of 4391132 is about 163.7540930935.

The spelling of 4391132 in words is "four million, three hundred ninety-one thousand, one hundred thirty-two".