542527272 has 48 divisors (see below), whose sum is σ = 1679252640. Its totient is φ = 155007648.

The previous prime is 542527267. The next prime is 542527291. The reversal of 542527272 is 272725245.

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

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 537718 + ... + 538725.

It is an arithmetic number, because the mean of its divisors is an integer number (34984430).

Almost surely, 2^542527272 is an apocalyptic number.

It is an amenable number.

542527272 is an abundant number, since it is smaller than the sum of its proper divisors (1136725368).

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

542527272 is a wasteful number, since it uses less digits than its factorization.

542527272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1076462 (or 1076455 counting only the distinct ones).

The product of its digits is 78400, while the sum is 36.

The square root of 542527272 is about 23292.2148367217. The cubic root of 542527272 is about 815.5936918973.

The spelling of 542527272 in words is "five hundred forty-two million, five hundred twenty-seven thousand, two hundred seventy-two".