3913732 has 12 divisors (see below), whose sum is σ = 6978636. Its totient is φ = 1919840.

The previous prime is 3913727. The next prime is 3913747. The reversal of 3913732 is 2373193.

It can be written as a sum of positive squares in 2 ways, for example, as 1308736 + 2604996 = 1144^2 + 1614^2 .

It is an Ulam number.

It is a plaindrome in base 11.

It is a self number, because there is not a number n which added to its sum of digits gives 3913732.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9019 + ... + 9442.

It is an arithmetic number, because the mean of its divisors is an integer number (581553).

Almost surely, 2^3913732 is an apocalyptic number.

It is an amenable number.

3913732 is a deficient number, since it is larger than the sum of its proper divisors (3064904).

3913732 is a wasteful number, since it uses less digits than its factorization.

3913732 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18518 (or 18516 counting only the distinct ones).

The product of its digits is 3402, while the sum is 28.

The square root of 3913732 is about 1978.3154450188. The cubic root of 3913732 is about 157.5906188855.

The spelling of 3913732 in words is "three million, nine hundred thirteen thousand, seven hundred thirty-two".