53023560 has 64 divisors (see below), whose sum is σ = 160332480. Its totient is φ = 14027520.

The previous prime is 53023549. The next prime is 53023573. The reversal of 53023560 is 6532035.

It is a super-2 number, since 2×53023560² = 5622995830147200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 53023560.

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, 14034 + ... + 17406.

It is an arithmetic number, because the mean of its divisors is an integer number (2505195).

Almost surely, 2^53023560 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 53023560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (80166240).

53023560 is an abundant number, since it is smaller than the sum of its proper divisors (107308920).

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

53023560 is a wasteful number, since it uses less digits than its factorization.

53023560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3518 (or 3514 counting only the distinct ones).

The product of its (nonzero) digits is 2700, while the sum is 24.

The square root of 53023560 is about 7281.7278169402. The cubic root of 53023560 is about 375.6842263544.

Adding to 53023560 its reverse (6532035), we get a palindrome (59555595).

It can be divided in two parts, 530 and 23560, that added together give a triangular number (24090 = T₂₁₉).

The spelling of 53023560 in words is "fifty-three million, twenty-three thousand, five hundred sixty".