542212263 has 18 divisors (see below), whose sum is σ = 831979824. Its totient is φ = 340209984.

The previous prime is 542212259. The next prime is 542212277. The reversal of 542212263 is 362212245.

It is a happy number.

It is not a de Polignac number, because 542212263 - 2² = 542212259 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (542212243) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 101631 + ... + 106832.

Almost surely, 2^542212263 is an apocalyptic number.

542212263 is a deficient number, since it is larger than the sum of its proper divisors (289767561).

542212263 is a wasteful number, since it uses less digits than its factorization.

542212263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 208503 (or 208483 counting only the distinct ones).

The product of its digits is 5760, while the sum is 27.

The square root of 542212263 is about 23285.4517456716. The cubic root of 542212263 is about 815.4358079175.

The spelling of 542212263 in words is "five hundred forty-two million, two hundred twelve thousand, two hundred sixty-three".