542450 has 24 divisors (see below), whose sum is σ = 1063920. Its totient is φ = 205200.

The previous prime is 542447. The next prime is 542461. The reversal of 542450 is 54245.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 665 + ... + 1235.

It is an arithmetic number, because the mean of its divisors is an integer number (44330).

2⁵⁴²⁴⁵⁰ is an apocalyptic number.

542450 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

542450 is a deficient number, since it is larger than the sum of its proper divisors (521470).

542450 is a wasteful number, since it uses less digits than its factorization.

542450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 602 (or 597 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 20.

The square root of 542450 is about 736.5120501390. The cubic root of 542450 is about 81.5554968469. Note that the first 3 decimals are identical.

Adding to 542450 its reverse (54245), we get a palindrome (596695).

The spelling of 542450 in words is "five hundred forty-two thousand, four hundred fifty".