3875731087 has 8 divisors (see below), whose sum is σ = 3894611760. Its totient is φ = 3856870080.

The previous prime is 3875731049. The next prime is 3875731103. The reversal of 3875731087 is 7801375783.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3875731087 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3875731087.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3875731007) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 525012 + ... + 532342.

It is an arithmetic number, because the mean of its divisors is an integer number (486826470).

Almost surely, 2^3875731087 is an apocalyptic number.

3875731087 is a deficient number, since it is larger than the sum of its proper divisors (18880673).

3875731087 is a wasteful number, since it uses less digits than its factorization.

3875731087 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9833.

The product of its (nonzero) digits is 987840, while the sum is 49.

The square root of 3875731087 is about 62255.3699450899. The cubic root of 3875731087 is about 1570.7890994490.

The spelling of 3875731087 in words is "three billion, eight hundred seventy-five million, seven hundred thirty-one thousand, eighty-seven".