3784723 has 2 divisors, whose sum is σ = 3784724. Its totient is φ = 3784722.

The previous prime is 3784691. The next prime is 3784733. The reversal of 3784723 is 3274873.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3784723 - 2⁵ = 3784691 is a prime.

It is not a weakly prime, because it can be changed into another prime (3784733) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1892361 + 1892362.

It is an arithmetic number, because the mean of its divisors is an integer number (1892362).

Almost surely, 2^3784723 is an apocalyptic number.

3784723 is a deficient number, since it is larger than the sum of its proper divisors (1).

3784723 is an equidigital number, since it uses as much as digits as its factorization.

3784723 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 28224, while the sum is 34.

The square root of 3784723 is about 1945.4364548862. The cubic root of 3784723 is about 155.8396747557.

The spelling of 3784723 in words is "three million, seven hundred eighty-four thousand, seven hundred twenty-three".