542662212 has 24 divisors (see below), whose sum is σ = 1285112416. Its totient is φ = 178187328.

The previous prime is 542662199. The next prime is 542662247. The reversal of 542662212 is 212266245.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 542662212.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 336673 + ... + 338280.

Almost surely, 2^542662212 is an apocalyptic number.

It is an amenable number.

542662212 is an abundant number, since it is smaller than the sum of its proper divisors (742450204).

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

542662212 is a wasteful number, since it uses less digits than its factorization.

542662212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 675027 (or 675025 counting only the distinct ones).

The product of its digits is 11520, while the sum is 30.

The square root of 542662212 is about 23295.1113326380. Note that the first 3 decimals coincide. The cubic root of 542662212 is about 815.6613057575.

The spelling of 542662212 in words is "five hundred forty-two million, six hundred sixty-two thousand, two hundred twelve".