542097126 has 24 divisors (see below), whose sum is σ = 1183514904. Its totient is φ = 179318880.

The previous prime is 542097119. The next prime is 542097181. The reversal of 542097126 is 621790245.

542097126 is a `hidden beast` number, since 542 + 0 + 97 + 1 + 26 = 666.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 112591 + ... + 117306.

It is an arithmetic number, because the mean of its divisors is an integer number (49313121).

Almost surely, 2^542097126 is an apocalyptic number.

542097126 is an abundant number, since it is smaller than the sum of its proper divisors (641417778).

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

542097126 is a wasteful number, since it uses less digits than its factorization.

542097126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 230036 (or 230033 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 36.

The square root of 542097126 is about 23282.9793196661. The cubic root of 542097126 is about 815.3780854563.

The spelling of 542097126 in words is "five hundred forty-two million, ninety-seven thousand, one hundred twenty-six".