272558040 has 128 divisors (see below), whose sum is σ = 866937600. Its totient is φ = 68359680.

The previous prime is 272558023. The next prime is 272558051. The reversal of 272558040 is 40855272.

It is a junction number, because it is equal to n+sod(n) for n = 272557992 and 272558010.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 394095 + ... + 394785.

It is an arithmetic number, because the mean of its divisors is an integer number (6772950).

Almost surely, 2^272558040 is an apocalyptic number.

272558040 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 272558040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (433468800).

272558040 is an abundant number, since it is smaller than the sum of its proper divisors (594379560).

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

272558040 is a wasteful number, since it uses less digits than its factorization.

272558040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 897 (or 893 counting only the distinct ones).

The product of its (nonzero) digits is 22400, while the sum is 33.

The square root of 272558040 is about 16509.3319065309. The cubic root of 272558040 is about 648.3651538951.

The spelling of 272558040 in words is "two hundred seventy-two million, five hundred fifty-eight thousand, forty".