3781732 has 12 divisors (see below), whose sum is σ = 6631660. Its totient is φ = 1886976.

The previous prime is 3781727. The next prime is 3781747. The reversal of 3781732 is 2371873.

3781732 is digitally balanced in base 2 and base 5, because in such bases it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 599076 + 3182656 = 774^2 + 1784^2 .

It is a hoax number, since the sum of its digits (31) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 3781694 and 3781703.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 3244 + ... + 4252.

Almost surely, 2^3781732 is an apocalyptic number.

It is an amenable number.

3781732 is a deficient number, since it is larger than the sum of its proper divisors (2849928).

3781732 is a wasteful number, since it uses less digits than its factorization.

3781732 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1950 (or 1948 counting only the distinct ones).

The product of its digits is 7056, while the sum is 31.

The square root of 3781732 is about 1944.6675808477. The cubic root of 3781732 is about 155.7986114855.

The spelling of 3781732 in words is "three million, seven hundred eighty-one thousand, seven hundred thirty-two".