3781348 has 12 divisors (see below), whose sum is σ = 6779052. Its totient is φ = 1844480.

The previous prime is 3781313. The next prime is 3781367. The reversal of 3781348 is 8431873.

It can be written as a sum of positive squares in 2 ways, for example, as 1909924 + 1871424 = 1382^2 + 1368^2 .

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, 11365 + ... + 11692.

It is an arithmetic number, because the mean of its divisors is an integer number (564921).

Almost surely, 2^3781348 is an apocalyptic number.

It is an amenable number.

3781348 is a deficient number, since it is larger than the sum of its proper divisors (2997704).

3781348 is a wasteful number, since it uses less digits than its factorization.

3781348 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23102 (or 23100 counting only the distinct ones).

The product of its digits is 16128, while the sum is 34.

The square root of 3781348 is about 1944.5688468141. The cubic root of 3781348 is about 155.7933380031.

The spelling of 3781348 in words is "three million, seven hundred eighty-one thousand, three hundred forty-eight".