3782772 has 72 divisors (see below), whose sum is σ = 11583936. Its totient is φ = 1016064.

The previous prime is 3782699. The next prime is 3782773. The reversal of 3782772 is 2772873.

It is a Harshad number since it is a multiple of its sum of digits (36).

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 23 ways as a sum of consecutive naturals, for example, 3843 + ... + 4725.

It is an arithmetic number, because the mean of its divisors is an integer number (160888).

Almost surely, 2^3782772 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3782772, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5791968).

3782772 is an abundant number, since it is smaller than the sum of its proper divisors (7801164).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3782772 is a wasteful number, since it uses less digits than its factorization.

3782772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 917 (or 912 counting only the distinct ones).

The product of its digits is 32928, while the sum is 36.

The square root of 3782772 is about 1944.9349603521. The cubic root of 3782772 is about 155.8128920414.

It can be divided in two parts, 3782 and 772, that added together give a palindrome (4554).

The spelling of 3782772 in words is "three million, seven hundred eighty-two thousand, seven hundred seventy-two".