2528458272 has 54 divisors (see below), whose sum is σ = 7192730727. Its totient is φ = 842534976.

The previous prime is 2528458271. The next prime is 2528458291. The reversal of 2528458272 is 2728548252.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

2528458272 is a `hidden beast` number, since 2 + 528 + 4 + 58 + 2 + 72 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1264229136 + 1264229136 = 35556^2 + 35556^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=35556.

It is not an unprimeable number, because it can be changed into a prime (2528458271) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 851863 + ... + 854825.

Almost surely, 2^2528458272 is an apocalyptic number.

It is an amenable number.

2528458272 is an abundant number, since it is smaller than the sum of its proper divisors (4664272455).

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

2528458272 is an frugal number, since it uses more digits than its factorization.

2528458272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5942 (or 2968 counting only the distinct ones).

The product of its digits is 716800, while the sum is 45.

The square root of 2528458272 is about 50283.7774237378. Note that the first 3 decimals coincide. The cubic root of 2528458272 is about 1362.3392325194.

The spelling of 2528458272 in words is "two billion, five hundred twenty-eight million, four hundred fifty-eight thousand, two hundred seventy-two".