3987599502 has 48 divisors (see below), whose sum is σ = 8688701952. Its totient is φ = 1218600720.

The previous prime is 3987599489. The next prime is 3987599507. The reversal of 3987599502 is 2059957893.

It is a Harshad number since it is a multiple of its sum of digits (57).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3987599507) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 37453 + ... + 96839.

It is an arithmetic number, because the mean of its divisors is an integer number (181014624).

Almost surely, 2^3987599502 is an apocalyptic number.

3987599502 is an abundant number, since it is smaller than the sum of its proper divisors (4701102450).

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

3987599502 is a wasteful number, since it uses less digits than its factorization.

3987599502 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59461 (or 59442 counting only the distinct ones).

The product of its (nonzero) digits is 6123600, while the sum is 57.

The square root of 3987599502 is about 63147.4425610412. The cubic root of 3987599502 is about 1585.7589736174.

The spelling of 3987599502 in words is "three billion, nine hundred eighty-seven million, five hundred ninety-nine thousand, five hundred two".