542241225 has 72 divisors (see below), whose sum is σ = 994436352. Its totient is φ = 282384000.

The previous prime is 542241191. The next prime is 542241229. The reversal of 542241225 is 522142245.

It is not a de Polignac number, because 542241225 - 2¹¹ = 542239177 is a prime.

It is not an unprimeable number, because it can be changed into a prime (542241229) by changing a digit.

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 71 ways as a sum of consecutive naturals, for example, 2431464 + ... + 2431686.

It is an arithmetic number, because the mean of its divisors is an integer number (13811616).

Almost surely, 2^542241225 is an apocalyptic number.

It is an amenable number.

542241225 is a deficient number, since it is larger than the sum of its proper divisors (452195127).

542241225 is a wasteful number, since it uses less digits than its factorization.

542241225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 447 (or 439 counting only the distinct ones).

The product of its digits is 6400, while the sum is 27.

The square root of 542241225 is about 23286.0736278145. The cubic root of 542241225 is about 815.4503263592.

The spelling of 542241225 in words is "five hundred forty-two million, two hundred forty-one thousand, two hundred twenty-five".