3887642303 has 4 divisors (see below), whose sum is σ = 3898655808. Its totient is φ = 3876628800.

The previous prime is 3887642279. The next prime is 3887642351. The reversal of 3887642303 is 3032467883.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3887642303 - 2¹⁴ = 3887625919 is a prime.

It is a super-2 number, since 2×3887642303² = 30227525352150287618, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3887642903) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5506223 + ... + 5506928.

It is an arithmetic number, because the mean of its divisors is an integer number (974663952).

Almost surely, 2^3887642303 is an apocalyptic number.

3887642303 is a deficient number, since it is larger than the sum of its proper divisors (11013505).

3887642303 is a wasteful number, since it uses less digits than its factorization.

3887642303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11013504.

The product of its (nonzero) digits is 580608, while the sum is 44.

The square root of 3887642303 is about 62350.9607223497. The cubic root of 3887642303 is about 1572.3966132700.

The spelling of 3887642303 in words is "three billion, eight hundred eighty-seven million, six hundred forty-two thousand, three hundred three".