542346 has 32 divisors (see below), whose sum is σ = 1276800. Its totient is φ = 150336.

The previous prime is 542323. The next prime is 542371. The reversal of 542346 is 643245.

It is a d-powerful number, because it can be written as 5 + 4² + 3⁵ + 2 + 4⁹ + 6⁷ .

It is a nialpdrome in base 15.

It is a zygodrome in base 15.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1380 + ... + 1728.

It is an arithmetic number, because the mean of its divisors is an integer number (39900).

2⁵⁴²³⁴⁶ is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 542346, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (638400).

542346 is an abundant number, since it is smaller than the sum of its proper divisors (734454).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

542346 is a wasteful number, since it uses less digits than its factorization.

542346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 398.

The product of its digits is 2880, while the sum is 24.

The square root of 542346 is about 736.4414437007. The cubic root of 542346 is about 81.5502844993.

It can be divided in two parts, 542 and 346, that added together give a palindrome (888).

The spelling of 542346 in words is "five hundred forty-two thousand, three hundred forty-six".