542272445 has 64 divisors (see below), whose sum is σ = 812851200. Its totient is φ = 341418240.

The previous prime is 542272439. The next prime is 542272453. The reversal of 542272445 is 544272245.

542272445 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 542272445 - 2²² = 538078141 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2431604 + ... + 2431826.

It is an arithmetic number, because the mean of its divisors is an integer number (12700800).

Almost surely, 2^542272445 is an apocalyptic number.

542272445 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

542272445 is a deficient number, since it is larger than the sum of its proper divisors (270578755).

542272445 is a wasteful number, since it uses less digits than its factorization.

542272445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 450.

The product of its digits is 89600, while the sum is 35.

The square root of 542272445 is about 23286.7439759190. The cubic root of 542272445 is about 815.4659761410.

The spelling of 542272445 in words is "five hundred forty-two million, two hundred seventy-two thousand, four hundred forty-five".