3942785363 has 8 divisors (see below), whose sum is σ = 4336769136. Its totient is φ = 3584349120.

The previous prime is 3942785347. The next prime is 3942785411. The reversal of 3942785363 is 3635872493.

It is a happy number.

It is not a de Polignac number, because 3942785363 - 2⁴ = 3942785347 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3942785863) 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 7 ways as a sum of consecutive naturals, for example, 1479806 + ... + 1482467.

It is an arithmetic number, because the mean of its divisors is an integer number (542096142).

Almost surely, 2^3942785363 is an apocalyptic number.

3942785363 is a deficient number, since it is larger than the sum of its proper divisors (393983773).

3942785363 is an equidigital number, since it uses as much as digits as its factorization.

3942785363 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2962306 (or 2962284 counting only the distinct ones).

The product of its digits is 3265920, while the sum is 50.

The square root of 3942785363 is about 62791.6026471693. The cubic root of 3942785363 is about 1579.7961285581.

The spelling of 3942785363 in words is "three billion, nine hundred forty-two million, seven hundred eighty-five thousand, three hundred sixty-three".