542899 has 4 divisors (see below), whose sum is σ = 620464. Its totient is φ = 465336.

The previous prime is 542891. The next prime is 542911. The reversal of 542899 is 998245.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 542899 - 2³ = 542891 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (542891) 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, 38772 + ... + 38785.

It is an arithmetic number, because the mean of its divisors is an integer number (155116).

2⁵⁴²⁸⁹⁹ is an apocalyptic number.

542899 is a deficient number, since it is larger than the sum of its proper divisors (77565).

542899 is an equidigital number, since it uses as much as digits as its factorization.

542899 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77564.

The product of its digits is 25920, while the sum is 37.

The square root of 542899 is about 736.8168021971. The cubic root of 542899 is about 81.5779925112.

It can be divided in two parts, 54289 and 9, that multiplied together give a square (488601 = 699²).

The spelling of 542899 in words is "five hundred forty-two thousand, eight hundred ninety-nine".