2875028638 has 8 divisors (see below), whose sum is σ = 4334434632. Its totient is φ = 1430217096.

The previous prime is 2875028623. The next prime is 2875028657. The reversal of 2875028638 is 8368205782.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 2875028591 and 2875028600.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 3648120 + ... + 3648907.

It is an arithmetic number, because the mean of its divisors is an integer number (541804329).

Almost surely, 2^2875028638 is an apocalyptic number.

2875028638 is a deficient number, since it is larger than the sum of its proper divisors (1459405994).

2875028638 is a wasteful number, since it uses less digits than its factorization.

2875028638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7297226.

The product of its (nonzero) digits is 1290240, while the sum is 49.

The square root of 2875028638 is about 53619.2935238800. The cubic root of 2875028638 is about 1421.9382112239.

The spelling of 2875028638 in words is "two billion, eight hundred seventy-five million, twenty-eight thousand, six hundred thirty-eight".