52525558 has 4 divisors (see below), whose sum is σ = 78788340. Its totient is φ = 26262778.

The previous prime is 52525553. The next prime is 52525559. The reversal of 52525558 is 85552525.

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

It is a super-3 number, since 3×52525558³ (a number of 24 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52525553) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13131388 + ... + 13131391.

It is an arithmetic number, because the mean of its divisors is an integer number (19697085).

Almost surely, 2^52525558 is an apocalyptic number.

52525558 is a deficient number, since it is larger than the sum of its proper divisors (26262782).

52525558 is a wasteful number, since it uses less digits than its factorization.

52525558 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26262781.

The product of its digits is 100000, while the sum is 37.

The square root of 52525558 is about 7247.4518280565. The cubic root of 52525558 is about 374.5043715989.

The spelling of 52525558 in words is "fifty-two million, five hundred twenty-five thousand, five hundred fifty-eight".