53570 has 16 divisors (see below), whose sum is σ = 105408. Its totient is φ = 19440.

The previous prime is 53569. The next prime is 53591. The reversal of 53570 is 7535.

53570 = 11² + 12² + ... + 54².

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 134 + ... + 353.

It is an arithmetic number, because the mean of its divisors is an integer number (6588).

2⁵³⁵⁷⁰ is an apocalyptic number.

53570 is a deficient number, since it is larger than the sum of its proper divisors (51838).

53570 is a wasteful number, since it uses less digits than its factorization.

53570 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 505.

The product of its (nonzero) digits is 525, while the sum is 20.

The square root of 53570 is about 231.4519388556. The cubic root of 53570 is about 37.6970369657.

The spelling of 53570 in words is "fifty-three thousand, five hundred seventy".