4639613572 has 24 divisors (see below), whose sum is σ = 9323627040. Its totient is φ = 1997919360.

The previous prime is 4639613569. The next prime is 4639613609. The reversal of 4639613572 is 2753169364.

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, 2774053 + ... + 2775724.

It is an arithmetic number, because the mean of its divisors is an integer number (388484460).

Almost surely, 2^4639613572 is an apocalyptic number.

It is an amenable number.

4639613572 is an abundant number, since it is smaller than the sum of its proper divisors (4684013468).

4639613572 is a wasteful number, since it uses less digits than its factorization.

4639613572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5549811 (or 5549809 counting only the distinct ones).

The product of its digits is 816480, while the sum is 46.

The square root of 4639613572 is about 68114.7089254590. The cubic root of 4639613572 is about 1667.8638795540.

Multiplying 4639613572 by its sum of digits (46), we get a palindrome (213422224312).

The spelling of 4639613572 in words is "four billion, six hundred thirty-nine million, six hundred thirteen thousand, five hundred seventy-two".