542429271 has 16 divisors (see below), whose sum is σ = 845894400. Its totient is φ = 342586584.

The previous prime is 542429243. The next prime is 542429273. The reversal of 542429271 is 172924245.

542429271 is a `hidden beast` number, since 542 + 42 + 9 + 2 + 71 = 666.

It is not a de Polignac number, because 542429271 - 2¹⁷ = 542298199 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (542429273) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 528171 + ... + 529196.

It is an arithmetic number, because the mean of its divisors is an integer number (52868400).

Almost surely, 2^542429271 is an apocalyptic number.

542429271 is a deficient number, since it is larger than the sum of its proper divisors (303465129).

542429271 is a wasteful number, since it uses less digits than its factorization.

542429271 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1057395 (or 1057389 counting only the distinct ones).

The product of its digits is 40320, while the sum is 36.

The square root of 542429271 is about 23290.1110130459. Note that the first 3 decimals coincide. The cubic root of 542429271 is about 815.5445798896.

The spelling of 542429271 in words is "five hundred forty-two million, four hundred twenty-nine thousand, two hundred seventy-one".