4636781874 has 32 divisors (see below), whose sum is σ = 10308901440. Its totient is φ = 1544852736.

The previous prime is 4636781827. The next prime is 4636781917. The reversal of 4636781874 is 4781876364.

It is a super-2 number, since 2×4636781874² = 42999492294109903752, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a self number, because there is not a number n which added to its sum of digits gives 4636781874.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 99474 + ... + 138450.

It is an arithmetic number, because the mean of its divisors is an integer number (322153170).

Almost surely, 2^4636781874 is an apocalyptic number.

4636781874 is an abundant number, since it is smaller than the sum of its proper divisors (5672119566).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4636781874 is a wasteful number, since it uses less digits than its factorization.

4636781874 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41191 (or 41185 counting only the distinct ones).

The product of its digits is 5419008, while the sum is 54.

The square root of 4636781874 is about 68093.9195082792. The cubic root of 4636781874 is about 1667.5244943943.

The spelling of 4636781874 in words is "four billion, six hundred thirty-six million, seven hundred eighty-one thousand, eight hundred seventy-four".