3782733 has 4 divisors (see below), whose sum is σ = 5043648. Its totient is φ = 2521820.

The previous prime is 3782699. The next prime is 3782773. The reversal of 3782733 is 3372873.

It is a happy number.

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 3782733 - 2⁸ = 3782477 is a prime.

It is a D-number.

3782733 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 3782694 and 3782703.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3782773) 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, 630453 + ... + 630458.

It is an arithmetic number, because the mean of its divisors is an integer number (1260912).

Almost surely, 2^3782733 is an apocalyptic number.

It is an amenable number.

3782733 is a deficient number, since it is larger than the sum of its proper divisors (1260915).

3782733 is a wasteful number, since it uses less digits than its factorization.

3782733 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1260914.

The product of its digits is 21168, while the sum is 33.

The square root of 3782733 is about 1944.9249342841. The cubic root of 3782733 is about 155.8123565678.

The spelling of 3782733 in words is "three million, seven hundred eighty-two thousand, seven hundred thirty-three".