542404450 has 48 divisors (see below), whose sum is σ = 1155193920. Its totient is φ = 185613120.

The previous prime is 542404439. The next prime is 542404453. The reversal of 542404450 is 54404245.

It is not an unprimeable number, because it can be changed into a prime (542404453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 237916 + ... + 240184.

It is an arithmetic number, because the mean of its divisors is an integer number (24066540).

Almost surely, 2^542404450 is an apocalyptic number.

542404450 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

542404450 is an abundant number, since it is smaller than the sum of its proper divisors (612789470).

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

542404450 is a wasteful number, since it uses less digits than its factorization.

542404450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2971 (or 2966 counting only the distinct ones).

The product of its (nonzero) digits is 12800, while the sum is 28.

The square root of 542404450 is about 23289.5781413060. The cubic root of 542404450 is about 815.5321402089.

Adding to 542404450 its reverse (54404245), we get a palindrome (596808695).

The spelling of 542404450 in words is "five hundred forty-two million, four hundred four thousand, four hundred fifty".