53551260 has 192 divisors, whose sum is σ = 196976640. Its totient is φ = 11819520.

The previous prime is 53551259. The next prime is 53551273. The reversal of 53551260 is 6215535.

53551260 is a `hidden beast` number, since 53 + 551 + 2 + 60 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 116952 + ... + 117408.

It is an arithmetic number, because the mean of its divisors is an integer number (1025920).

Almost surely, 2^53551260 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 53551260, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (98488320).

53551260 is an abundant number, since it is smaller than the sum of its proper divisors (143425380).

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

53551260 is a wasteful number, since it uses less digits than its factorization.

53551260 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 513 (or 505 counting only the distinct ones).

The product of its (nonzero) digits is 4500, while the sum is 27.

The square root of 53551260 is about 7317.8726416903. The cubic root of 53551260 is about 376.9264069378.

Adding to 53551260 its reverse (6215535), we get a palindrome (59766795).

The spelling of 53551260 in words is "fifty-three million, five hundred fifty-one thousand, two hundred sixty".