3720782 has 8 divisors (see below), whose sum is σ = 6010536. Its totient is φ = 1717272.

The previous prime is 3720781. The next prime is 3720797. The reversal of 3720782 is 2870273.

3720782 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3720781) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 71528 + ... + 71579.

It is an arithmetic number, because the mean of its divisors is an integer number (751317).

Almost surely, 2^3720782 is an apocalyptic number.

3720782 is a deficient number, since it is larger than the sum of its proper divisors (2289754).

3720782 is a wasteful number, since it uses less digits than its factorization.

3720782 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143122.

The product of its (nonzero) digits is 4704, while the sum is 29.

The square root of 3720782 is about 1928.9328656021. The cubic root of 3720782 is about 154.9570744817.

The spelling of 3720782 in words is "three million, seven hundred twenty thousand, seven hundred eighty-two".