4617857972 has 24 divisors (see below), whose sum is σ = 9946156416. Its totient is φ = 1826844768.

The previous prime is 4617857953. The next prime is 4617857999. The reversal of 4617857972 is 2797587164.

It is a super-2 number, since 2×4617857972² = 42649224499127905568, which contains 22 as substring.

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 7 ways as a sum of consecutive naturals, for example, 6342848 + ... + 6343575.

It is an arithmetic number, because the mean of its divisors is an integer number (414423184).

Almost surely, 2^4617857972 is an apocalyptic number.

It is an amenable number.

4617857972 is an abundant number, since it is smaller than the sum of its proper divisors (5328298444).

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

4617857972 is a wasteful number, since it uses less digits than its factorization.

4617857972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12686447 (or 12686445 counting only the distinct ones).

The product of its digits is 5927040, while the sum is 56.

The square root of 4617857972 is about 67954.8230223580. The cubic root of 4617857972 is about 1665.2528687956.

The spelling of 4617857972 in words is "four billion, six hundred seventeen million, eight hundred fifty-seven thousand, nine hundred seventy-two".