542612312 has 16 divisors (see below), whose sum is σ = 1109889000. Its totient is φ = 246641920.

The previous prime is 542612311. The next prime is 542612333. The reversal of 542612312 is 213216245.

It is a happy number.

It is a super-2 number, since 2×542612312² = 588856242267970688, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (542612311) 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, 3082937 + ... + 3083112.

Almost surely, 2^542612312 is an apocalyptic number.

It is an amenable number.

542612312 is an abundant number, since it is smaller than the sum of its proper divisors (567276688).

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

542612312 is a wasteful number, since it uses less digits than its factorization.

542612312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6166066 (or 6166062 counting only the distinct ones).

The product of its digits is 2880, while the sum is 26.

The square root of 542612312 is about 23294.0402678453. The cubic root of 542612312 is about 815.6363038651.

Adding to 542612312 its reverse (213216245), we get a palindrome (755828557).

The spelling of 542612312 in words is "five hundred forty-two million, six hundred twelve thousand, three hundred twelve".