3780650 has 24 divisors (see below), whose sum is σ = 7124544. Its totient is φ = 1492400.

The previous prime is 3780619. The next prime is 3780653. The reversal of 3780650 is 560873.

It is a hoax number, since the sum of its digits (29) coincides with the sum of the digits of its distinct prime factors.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (3780653) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3695 + ... + 4605.

It is an arithmetic number, because the mean of its divisors is an integer number (296856).

Almost surely, 2^3780650 is an apocalyptic number.

3780650 is a deficient number, since it is larger than the sum of its proper divisors (3343894).

3780650 is a wasteful number, since it uses less digits than its factorization.

3780650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1006 (or 1001 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 29.

The square root of 3780650 is about 1944.3893642992. The cubic root of 3780650 is about 155.7837514358.

The spelling of 3780650 in words is "three million, seven hundred eighty thousand, six hundred fifty".