542256550 has 24 divisors (see below), whose sum is σ = 1100288952. Its totient is φ = 197184000.

The previous prime is 542256509. The next prime is 542256569. The reversal of 542256550 is 55652245.

It is a congruent 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, 492411 + ... + 493510.

It is an arithmetic number, because the mean of its divisors is an integer number (45845373).

Almost surely, 2^542256550 is an apocalyptic number.

542256550 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

542256550 is an abundant number, since it is smaller than the sum of its proper divisors (558032402).

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

542256550 is a wasteful number, since it uses less digits than its factorization.

542256550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 985944 (or 985939 counting only the distinct ones).

The product of its (nonzero) digits is 60000, while the sum is 34.

The square root of 542256550 is about 23286.4026848288. The cubic root of 542256550 is about 815.4580084620.

The spelling of 542256550 in words is "five hundred forty-two million, two hundred fifty-six thousand, five hundred fifty".