542044372 has 12 divisors (see below), whose sum is σ = 950119380. Its totient is φ = 270581696.

The previous prime is 542044367. The next prime is 542044397. The reversal of 542044372 is 273440245.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 69155856 + 472888516 = 8316^2 + 21746^2 .

It is a super-3 number, since 3×542044372³ (a number of 27 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 107347 + ... + 112282.

It is an arithmetic number, because the mean of its divisors is an integer number (79176615).

Almost surely, 2^542044372 is an apocalyptic number.

It is an amenable number.

542044372 is a deficient number, since it is larger than the sum of its proper divisors (408075008).

542044372 is a wasteful number, since it uses less digits than its factorization.

542044372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 220250 (or 220248 counting only the distinct ones).

The product of its (nonzero) digits is 26880, while the sum is 31.

The square root of 542044372 is about 23281.8464044414. The cubic root of 542044372 is about 815.3516351833.

The spelling of 542044372 in words is "five hundred forty-two million, forty-four thousand, three hundred seventy-two".