542472 has 32 divisors (see below), whose sum is σ = 1550400. Its totient is φ = 154944.

The previous prime is 542467. The next prime is 542483. The reversal of 542472 is 274245.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 542472.

It is an unprimeable number.

542472 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1447 + ... + 1782.

It is an arithmetic number, because the mean of its divisors is an integer number (48450).

2⁵⁴²⁴⁷² is an apocalyptic number.

It is an amenable number.

542472 is an abundant number, since it is smaller than the sum of its proper divisors (1007928).

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

542472 is a wasteful number, since it uses less digits than its factorization.

542472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3245 (or 3241 counting only the distinct ones).

The product of its digits is 2240, while the sum is 24.

The square root of 542472 is about 736.5269852490. The cubic root of 542472 is about 81.5565993735.

The spelling of 542472 in words is "five hundred forty-two thousand, four hundred seventy-two".