53570052 has 24 divisors (see below), whose sum is σ = 138885600. Its totient is φ = 17856648.

The previous prime is 53570021. The next prime is 53570057. The reversal of 53570052 is 25007535.

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

It is a junction number, because it is equal to n+sod(n) for n = 53569998 and 53570025.

It is not an unprimeable number, because it can be changed into a prime (53570057) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 247902 + ... + 248117.

It is an arithmetic number, because the mean of its divisors is an integer number (5786900).

Almost surely, 2^53570052 is an apocalyptic number.

It is an amenable number.

53570052 is an abundant number, since it is smaller than the sum of its proper divisors (85315548).

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

53570052 is a wasteful number, since it uses less digits than its factorization.

53570052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 496032 (or 496024 counting only the distinct ones).

The product of its (nonzero) digits is 5250, while the sum is 27.

The square root of 53570052 is about 7319.1565087789. The cubic root of 53570052 is about 376.9704916313.

Adding to 53570052 its reverse (25007535), we get a palindrome (78577587).

The spelling of 53570052 in words is "fifty-three million, five hundred seventy thousand, fifty-two".