4240172889 has 12 divisors (see below), whose sum is σ = 6390985536. Its totient is φ = 2703878232.

The previous prime is 4240172887. The next prime is 4240172917. The reversal of 4240172889 is 9882710424.

It is not a de Polignac number, because 4240172889 - 2¹ = 4240172887 is a prime.

It is a super-2 number, since 2×4240172889² = 35958132257221212642, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (4240172887) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10241757 + ... + 10242170.

It is an arithmetic number, because the mean of its divisors is an integer number (532582128).

Almost surely, 2^4240172889 is an apocalyptic number.

It is an amenable number.

4240172889 is a deficient number, since it is larger than the sum of its proper divisors (2150812647).

4240172889 is a wasteful number, since it uses less digits than its factorization.

4240172889 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20483956 (or 20483953 counting only the distinct ones).

The product of its (nonzero) digits is 258048, while the sum is 45.

The square root of 4240172889 is about 65116.6099317217. The cubic root of 4240172889 is about 1618.5564655770.

The spelling of 4240172889 in words is "four billion, two hundred forty million, one hundred seventy-two thousand, eight hundred eighty-nine".