6874388536 has 8 divisors (see below), whose sum is σ = 12889478520. Its totient is φ = 3437194264.

The previous prime is 6874388531. The next prime is 6874388551. The reversal of 6874388536 is 6358834786.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6874388531) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 429649276 + ... + 429649291.

It is an arithmetic number, because the mean of its divisors is an integer number (1611184815).

Almost surely, 2^6874388536 is an apocalyptic number.

It is an amenable number.

6874388536 is a deficient number, since it is larger than the sum of its proper divisors (6015089984).

6874388536 is a wasteful number, since it uses less digits than its factorization.

6874388536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 859298573 (or 859298569 counting only the distinct ones).

The product of its digits is 23224320, while the sum is 58.

The square root of 6874388536 is about 82911.9324102388. The cubic root of 6874388536 is about 1901.4198561391.

The spelling of 6874388536 in words is "six billion, eight hundred seventy-four million, three hundred eighty-eight thousand, five hundred thirty-six".