542915122 has 8 divisors (see below), whose sum is σ = 816942636. Its totient is φ = 270600912.

The previous prime is 542915057. The next prime is 542915129. The reversal of 542915122 is 221519245.

It can be written as a sum of positive squares in 2 ways, for example, as 468765801 + 74149321 = 21651^2 + 8611^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (542915129) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 427533 + ... + 428800.

Almost surely, 2^542915122 is an apocalyptic number.

542915122 is a deficient number, since it is larger than the sum of its proper divisors (274027514).

542915122 is a wasteful number, since it uses less digits than its factorization.

542915122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 856652.

The product of its digits is 7200, while the sum is 31.

The square root of 542915122 is about 23300.5390924760. The cubic root of 542915122 is about 815.7880002017.

The spelling of 542915122 in words is "five hundred forty-two million, nine hundred fifteen thousand, one hundred twenty-two".