659273472 has 576 divisors, whose sum is σ = 2472422400. Its totient is φ = 170311680.

The previous prime is 659273467. The next prime is 659273477. The reversal of 659273472 is 274372956.

It is an interprime number because it is at equal distance from previous prime (659273467) and next prime (659273477).

It is a tau number, because it is divible by the number of its divisors (576).

Its product of digits (635040) is a multiple of the sum of its prime divisors (81).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (659273477) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 22733554 + ... + 22733582.

It is an arithmetic number, because the mean of its divisors is an integer number (4292400).

Almost surely, 2^659273472 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 659273472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1236211200).

659273472 is an abundant number, since it is smaller than the sum of its proper divisors (1813148928).

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

659273472 is a wasteful number, since it uses less digits than its factorization.

659273472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101 (or 81 counting only the distinct ones).

The product of its digits is 635040, while the sum is 45.

The square root of 659273472 is about 25676.3212318276. The cubic root of 659273472 is about 870.3391780957.

The spelling of 659273472 in words is "six hundred fifty-nine million, two hundred seventy-three thousand, four hundred seventy-two".