3867990115 has 8 divisors (see below), whose sum is σ = 5063550768. Its totient is φ = 2813083680.

The previous prime is 3867990103. The next prime is 3867990167. The reversal of 3867990115 is 5110997683.

3867990115 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 3867990115 - 2¹⁷ = 3867859043 is a prime.

It is a super-2 number, since 2×3867990115² = 29922695059475426450, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35163492 + ... + 35163601.

It is an arithmetic number, because the mean of its divisors is an integer number (632943846).

Almost surely, 2^3867990115 is an apocalyptic number.

3867990115 is a deficient number, since it is larger than the sum of its proper divisors (1195560653).

3867990115 is a wasteful number, since it uses less digits than its factorization.

3867990115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70327109.

The product of its (nonzero) digits is 408240, while the sum is 49.

The square root of 3867990115 is about 62193.1677517716. The cubic root of 3867990115 is about 1569.7426268844.

The spelling of 3867990115 in words is "three billion, eight hundred sixty-seven million, nine hundred ninety thousand, one hundred fifteen".