542454142 has 16 divisors (see below), whose sum is σ = 871027200. Its totient is φ = 252595800.

The previous prime is 542454137. The next prime is 542454163. The reversal of 542454142 is 241454245.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 118734 + ... + 123217.

It is an arithmetic number, because the mean of its divisors is an integer number (54439200).

Almost surely, 2^542454142 is an apocalyptic number.

542454142 is a deficient number, since it is larger than the sum of its proper divisors (328573058).

542454142 is a wasteful number, since it uses less digits than its factorization.

542454142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 242031.

The product of its digits is 25600, while the sum is 31.

The square root of 542454142 is about 23290.6449459864. The cubic root of 542454142 is about 815.5570442485.

The spelling of 542454142 in words is "five hundred forty-two million, four hundred fifty-four thousand, one hundred forty-two".