538342455 has 16 divisors (see below), whose sum is σ = 984397824. Its totient is φ = 246099360.

The previous prime is 538342429. The next prime is 538342463. The reversal of 538342455 is 554243835.

It is a happy number.

It is not a de Polignac number, because 538342455 - 2⁹ = 538341943 is a prime.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 2563431 + ... + 2563640.

It is an arithmetic number, because the mean of its divisors is an integer number (61524864).

Almost surely, 2^538342455 is an apocalyptic number.

538342455 is a deficient number, since it is larger than the sum of its proper divisors (446055369).

538342455 is a wasteful number, since it uses less digits than its factorization.

538342455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5127086.

The product of its digits is 288000, while the sum is 39.

The square root of 538342455 is about 23202.2079768284. The cubic root of 538342455 is about 813.4912329861.

The spelling of 538342455 in words is "five hundred thirty-eight million, three hundred forty-two thousand, four hundred fifty-five".