3781422 has 24 divisors (see below), whose sum is σ = 8229000. Its totient is φ = 1254960.

The previous prime is 3781403. The next prime is 3781423. The reversal of 3781422 is 2241873.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3781423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7329 + ... + 7827.

It is an arithmetic number, because the mean of its divisors is an integer number (342875).

Almost surely, 2^3781422 is an apocalyptic number.

3781422 is an abundant number, since it is smaller than the sum of its proper divisors (4447578).

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

3781422 is a wasteful number, since it uses less digits than its factorization.

3781422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 928 (or 925 counting only the distinct ones).

The product of its digits is 2688, while the sum is 27.

The square root of 3781422 is about 1944.5878740751. The cubic root of 3781422 is about 155.7943542749.

The spelling of 3781422 in words is "three million, seven hundred eighty-one thousand, four hundred twenty-two".