52253500 has 48 divisors (see below), whose sum is σ = 122915520. Its totient is φ = 19291200.

The previous prime is 52253491. The next prime is 52253543. The reversal of 52253500 is 535225.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2481 + ... + 10519.

It is an arithmetic number, because the mean of its divisors is an integer number (2560740).

Almost surely, 2^52253500 is an apocalyptic number.

52253500 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 52253500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (61457760).

52253500 is an abundant number, since it is smaller than the sum of its proper divisors (70662020).

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

52253500 is a wasteful number, since it uses less digits than its factorization.

52253500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8071 (or 8059 counting only the distinct ones).

The product of its (nonzero) digits is 1500, while the sum is 22.

The square root of 52253500 is about 7228.6582434087. The cubic root of 52253500 is about 373.8566657892.

Adding to 52253500 its reverse (535225), we get a palindrome (52788725).

The spelling of 52253500 in words is "fifty-two million, two hundred fifty-three thousand, five hundred".