3703980618 has 24 divisors (see below), whose sum is σ = 8642621988. Its totient is φ = 1139686272.

The previous prime is 3703980613. The next prime is 3703980673. The reversal of 3703980618 is 8160893073.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 2988043569 + 715937049 = 54663^2 + 26757^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3703980613) 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, 7914255 + ... + 7914722.

Almost surely, 2^3703980618 is an apocalyptic number.

3703980618 is an abundant number, since it is smaller than the sum of its proper divisors (4938641370).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3703980618 is a wasteful number, since it uses less digits than its factorization.

3703980618 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15828998 (or 15828995 counting only the distinct ones).

The product of its (nonzero) digits is 217728, while the sum is 45.

The square root of 3703980618 is about 60860.3369855935. The cubic root of 3703980618 is about 1547.2348365791.

The spelling of 3703980618 in words is "three billion, seven hundred three million, nine hundred eighty thousand, six hundred eighteen".