3951813602 has 16 divisors (see below), whose sum is σ = 6470019072. Its totient is φ = 1795330320.

The previous prime is 3951813581. The next prime is 3951813641. The reversal of 3951813602 is 2063181593.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3938 + ... + 88989.

It is an arithmetic number, because the mean of its divisors is an integer number (404376192).

Almost surely, 2^3951813602 is an apocalyptic number.

3951813602 is a deficient number, since it is larger than the sum of its proper divisors (2518205470).

3951813602 is a wasteful number, since it uses less digits than its factorization.

3951813602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94873.

The product of its (nonzero) digits is 38880, while the sum is 38.

The square root of 3951813602 is about 62863.4520369348. The cubic root of 3951813602 is about 1581.0010216454.

The spelling of 3951813602 in words is "three billion, nine hundred fifty-one million, eight hundred thirteen thousand, six hundred two".