542146612 has 12 divisors (see below), whose sum is σ = 1084293280. Its totient is φ = 232348536.

The previous prime is 542146559. The next prime is 542146613. The reversal of 542146612 is 216641245.

It is a happy number.

542146612 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (542146613) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9681162 + ... + 9681217.

Almost surely, 2^542146612 is an apocalyptic number.

It is an amenable number.

542146612 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.

542146612 is a wasteful number, since it uses less digits than its factorization.

542146612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19362390 (or 19362388 counting only the distinct ones).

The product of its digits is 11520, while the sum is 31.

The square root of 542146612 is about 23284.0420030544. The cubic root of 542146612 is about 815.4028956304.

Adding to 542146612 its reverse (216641245), we get a palindrome (758787857).

The spelling of 542146612 in words is "five hundred forty-two million, one hundred forty-six thousand, six hundred twelve".