3780838 has 12 divisors (see below), whose sum is σ = 5799780. Its totient is φ = 1847996.

The previous prime is 3780823. The next prime is 3780839. The reversal of 3780838 is 8380873.

It is a junction number, because it is equal to n+sod(n) for n = 3780797 and 3780806.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3780839) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 21033 + ... + 21211.

It is an arithmetic number, because the mean of its divisors is an integer number (483315).

Almost surely, 2^3780838 is an apocalyptic number.

3780838 is a deficient number, since it is larger than the sum of its proper divisors (2018942).

3780838 is an equidigital number, since it uses as much as digits as its factorization.

3780838 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 419 (or 240 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 37.

The square root of 3780838 is about 1944.4377079248. The cubic root of 3780838 is about 155.7863336072.

The spelling of 3780838 in words is "three million, seven hundred eighty thousand, eight hundred thirty-eight".