272545560 has 320 divisors, whose sum is σ = 1069485120. Its totient is φ = 60963840.

The previous prime is 272545549. The next prime is 272545591. The reversal of 272545560 is 65545272.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 1383382 + ... + 1383578.

It is an arithmetic number, because the mean of its divisors is an integer number (3342141).

Almost surely, 2^272545560 is an apocalyptic number.

272545560 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 272545560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (534742560).

272545560 is an abundant number, since it is smaller than the sum of its proper divisors (796939560).

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

272545560 is a wasteful number, since it uses less digits than its factorization.

272545560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 288 (or 275 counting only the distinct ones).

The product of its (nonzero) digits is 84000, while the sum is 36.

The square root of 272545560 is about 16508.9539341534. The cubic root of 272545560 is about 648.3552578736.

The spelling of 272545560 in words is "two hundred seventy-two million, five hundred forty-five thousand, five hundred sixty".