542046634 has 4 divisors (see below), whose sum is σ = 813069954. Its totient is φ = 271023316.

The previous prime is 542046613. The next prime is 542046641. The reversal of 542046634 is 436640245.

542046634 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 436640245 = 5 ⋅87328049.

It can be written as a sum of positive squares in only one way, i.e., 494395225 + 47651409 = 22235^2 + 6903^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 542046634.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 135511657 + ... + 135511660.

Almost surely, 2^542046634 is an apocalyptic number.

542046634 is a deficient number, since it is larger than the sum of its proper divisors (271023320).

542046634 is a wasteful number, since it uses less digits than its factorization.

542046634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 271023319.

The product of its (nonzero) digits is 69120, while the sum is 34.

The square root of 542046634 is about 23281.8949830120. The cubic root of 542046634 is about 815.3527693603.

Adding to 542046634 its reverse (436640245), we get a palindrome (978686879).

The spelling of 542046634 in words is "five hundred forty-two million, forty-six thousand, six hundred thirty-four".