542366259 has 8 divisors (see below), whose sum is σ = 723824640. Its totient is φ = 361242696.

The previous prime is 542366221. The next prime is 542366261. The reversal of 542366259 is 952663245.

It is a happy number.

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

It is not a de Polignac number, because 542366259 - 2⁷ = 542366131 is a prime.

It is a super-2 number, since 2×542366259² = 588322317803310162, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 542366259.

It is not an unprimeable number, because it can be changed into a prime (542366219) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 79899 + ... + 86420.

It is an arithmetic number, because the mean of its divisors is an integer number (90478080).

Almost surely, 2^542366259 is an apocalyptic number.

542366259 is a deficient number, since it is larger than the sum of its proper divisors (181458381).

542366259 is a wasteful number, since it uses less digits than its factorization.

542366259 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 167409.

The product of its digits is 388800, while the sum is 42.

The square root of 542366259 is about 23288.7582107763. The cubic root of 542366259 is about 815.5129990687.

The spelling of 542366259 in words is "five hundred forty-two million, three hundred sixty-six thousand, two hundred fifty-nine".