52021526 has 8 divisors (see below), whose sum is σ = 78170664. Its totient is φ = 25964640.

The previous prime is 52021523. The next prime is 52021549. The reversal of 52021526 is 62512025.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52021523) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21635 + ... + 23918.

It is an arithmetic number, because the mean of its divisors is an integer number (9771333).

Almost surely, 2^52021526 is an apocalyptic number.

52021526 is a deficient number, since it is larger than the sum of its proper divisors (26149138).

52021526 is a wasteful number, since it uses less digits than its factorization.

52021526 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46126.

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 52021526 is about 7212.5949560474. The cubic root of 52021526 is about 373.3026124452.

The spelling of 52021526 in words is "fifty-two million, twenty-one thousand, five hundred twenty-six".