542245552 has 20 divisors (see below), whose sum is σ = 1084492096. Its totient is φ = 262376640.

The previous prime is 542245513. The next prime is 542245553. The reversal of 542245552 is 255542245.

542245552 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (542245553) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 546123 + ... + 547114.

Almost surely, 2^542245552 is an apocalyptic number.

It is an amenable number.

542245552 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

542245552 is a wasteful number, since it uses less digits than its factorization.

542245552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1093276 (or 1093270 counting only the distinct ones).

The product of its digits is 80000, while the sum is 34.

The square root of 542245552 is about 23286.1665372384. The cubic root of 542245552 is about 815.4524954087.

Adding to 542245552 its reverse (255542245), we get a palindrome (797787797).

The spelling of 542245552 in words is "five hundred forty-two million, two hundred forty-five thousand, five hundred fifty-two".