52138022 has 4 divisors (see below), whose sum is σ = 78207036. Its totient is φ = 26069010.

The previous prime is 52138003. The next prime is 52138043. The reversal of 52138022 is 22083125.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 13034504 + ... + 13034507.

It is an arithmetic number, because the mean of its divisors is an integer number (19551759).

Almost surely, 2^52138022 is an apocalyptic number.

52138022 is a deficient number, since it is larger than the sum of its proper divisors (26069014).

52138022 is a wasteful number, since it uses less digits than its factorization.

52138022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26069013.

The product of its (nonzero) digits is 960, while the sum is 23.

The square root of 52138022 is about 7220.6663127443. Note that the first 3 decimals coincide. The cubic root of 52138022 is about 373.5810602503.

The spelling of 52138022 in words is "fifty-two million, one hundred thirty-eight thousand, twenty-two".