4638207072 has 48 divisors (see below), whose sum is σ = 12183877440. Its totient is φ = 1544979072.

The previous prime is 4638207037. The next prime is 4638207127. The reversal of 4638207072 is 2707028364.

It is a tau number, because it is divible by the number of its divisors (48).

It is a self number, because there is not a number n which added to its sum of digits gives 4638207072.

It is a congruent 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, 126079 + ... + 158657.

It is an arithmetic number, because the mean of its divisors is an integer number (253830780).

Almost surely, 2^4638207072 is an apocalyptic number.

It is an amenable number.

4638207072 is an abundant number, since it is smaller than the sum of its proper divisors (7545670368).

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

4638207072 is a wasteful number, since it uses less digits than its factorization.

4638207072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34075 (or 34067 counting only the distinct ones).

The product of its (nonzero) digits is 112896, while the sum is 39.

The square root of 4638207072 is about 68104.3836474569. The cubic root of 4638207072 is about 1667.6953247380.

The spelling of 4638207072 in words is "four billion, six hundred thirty-eight million, two hundred seven thousand, seventy-two".