542355586 has 4 divisors (see below), whose sum is σ = 813533382. Its totient is φ = 271177792.

The previous prime is 542355559. The next prime is 542355601. The reversal of 542355586 is 685553245.

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., 539400625 + 2954961 = 23225^2 + 1719^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 135588895 + ... + 135588898.

Almost surely, 2^542355586 is an apocalyptic number.

542355586 is a deficient number, since it is larger than the sum of its proper divisors (271177796).

542355586 is a wasteful number, since it uses less digits than its factorization.

542355586 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 271177795.

The product of its digits is 720000, while the sum is 43.

The square root of 542355586 is about 23288.5290647563. The cubic root of 542355586 is about 815.5076496532.

It can be divided in two parts, 5423 and 55586, that added together give a square (61009 = 247²).

The spelling of 542355586 in words is "five hundred forty-two million, three hundred fifty-five thousand, five hundred eighty-six".