538224294 has 16 divisors (see below), whose sum is σ = 1111173120. Its totient is φ = 173620680.

The previous prime is 538224293. The next prime is 538224317. The reversal of 538224294 is 492422835.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (538224293) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1446654 + ... + 1447025.

It is an arithmetic number, because the mean of its divisors is an integer number (69448320).

Almost surely, 2^538224294 is an apocalyptic number.

538224294 is an abundant number, since it is smaller than the sum of its proper divisors (572948826).

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

538224294 is a wasteful number, since it uses less digits than its factorization.

538224294 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2893715.

The product of its digits is 138240, while the sum is 39.

The square root of 538224294 is about 23199.6615061513. The cubic root of 538224294 is about 813.4317107927.

The spelling of 538224294 in words is "five hundred thirty-eight million, two hundred twenty-four thousand, two hundred ninety-four".