53513210 has 8 divisors (see below), whose sum is σ = 96323796. Its totient is φ = 21405280.

The previous prime is 53513189. The next prime is 53513233. The reversal of 53513210 is 1231535.

It can be written as a sum of positive squares in 2 ways, for example, as 52809289 + 703921 = 7267^2 + 839^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2675651 + ... + 2675670.

Almost surely, 2^53513210 is an apocalyptic number.

53513210 is a deficient number, since it is larger than the sum of its proper divisors (42810586).

53513210 is a wasteful number, since it uses less digits than its factorization.

53513210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5351328.

The product of its (nonzero) digits is 450, while the sum is 20.

The square root of 53513210 is about 7315.2723804381. The cubic root of 53513210 is about 376.8371127552.

Adding to 53513210 its reverse (1231535), we get a palindrome (54744745).

The spelling of 53513210 in words is "fifty-three million, five hundred thirteen thousand, two hundred ten".