3780396 has 36 divisors (see below), whose sum is σ = 9627072. Its totient is φ = 1250784.

The previous prime is 3780391. The next prime is 3780397. The reversal of 3780396 is 6930873.

It is a tau number, because it is divible by the number of its divisors (36).

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

It is a self number, because there is not a number n which added to its sum of digits gives 3780396.

It is not an unprimeable number, because it can be changed into a prime (3780391) 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, 5925 + ... + 6531.

Almost surely, 2^3780396 is an apocalyptic number.

3780396 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

3780396 is an abundant number, since it is smaller than the sum of its proper divisors (5846676).

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

3780396 is a wasteful number, since it uses less digits than its factorization.

3780396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 790 (or 785 counting only the distinct ones).

The product of its (nonzero) digits is 27216, while the sum is 36.

The square root of 3780396 is about 1944.3240470662. The cubic root of 3780396 is about 155.7802626213.

The spelling of 3780396 in words is "three million, seven hundred eighty thousand, three hundred ninety-six".