542198362 has 4 divisors (see below), whose sum is σ = 813297546. Its totient is φ = 271099180.

The previous prime is 542198347. The next prime is 542198369. The reversal of 542198362 is 263891245.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 432598401 + 109599961 = 20799^2 + 10469^2 .

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (542198369) by changing a digit.

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 as a sum of consecutive naturals, namely, 135549589 + ... + 135549592.

Almost surely, 2^542198362 is an apocalyptic number.

542198362 is a deficient number, since it is larger than the sum of its proper divisors (271099184).

542198362 is a wasteful number, since it uses less digits than its factorization.

542198362 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 271099183.

The product of its digits is 103680, while the sum is 40.

The square root of 542198362 is about 23285.1532526630. The cubic root of 542198362 is about 815.4288392628.

The spelling of 542198362 in words is "five hundred forty-two million, one hundred ninety-eight thousand, three hundred sixty-two".