53252760 has 64 divisors (see below), whose sum is σ = 174286080. Its totient is φ = 12909440.

The previous prime is 53252737. The next prime is 53252777. The reversal of 53252760 is 6725235.

It is a Smith number, since the sum of its digits (30) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (30).

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 in 15 ways as a sum of consecutive naturals, for example, 18852 + ... + 21491.

It is an arithmetic number, because the mean of its divisors is an integer number (2723220).

Almost surely, 2^53252760 is an apocalyptic number.

It is an amenable number.

53252760 is an abundant number, since it is smaller than the sum of its proper divisors (121033320).

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

53252760 is a wasteful number, since it uses less digits than its factorization.

53252760 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40368 (or 40364 counting only the distinct ones).

The product of its (nonzero) digits is 12600, while the sum is 30.

The square root of 53252760 is about 7297.4488692967. The cubic root of 53252760 is about 376.2247599909.

Adding to 53252760 its reverse (6725235), we get a palindrome (59977995).

The spelling of 53252760 in words is "fifty-three million, two hundred fifty-two thousand, seven hundred sixty".