52021338 has 16 divisors (see below), whose sum is σ = 104626080. Its totient is φ = 17243216.

The previous prime is 52021313. The next prime is 52021369. The reversal of 52021338 is 83312025.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23145 + ... + 25292.

It is an arithmetic number, because the mean of its divisors is an integer number (6539130).

Almost surely, 2^52021338 is an apocalyptic number.

52021338 is an abundant number, since it is smaller than the sum of its proper divisors (52604742).

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

52021338 is a wasteful number, since it uses less digits than its factorization.

52021338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48621.

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 52021338 is about 7212.5819232782. The cubic root of 52021338 is about 373.3021627533.

The spelling of 52021338 in words is "fifty-two million, twenty-one thousand, three hundred thirty-eight".