53525310 has 32 divisors (see below), whose sum is σ = 131935392. Its totient is φ = 13887360.

The previous prime is 53525309. The next prime is 53525323. The reversal of 53525310 is 1352535.

It is a super-2 number, since 2×53525310² = 5729917621192200, which contains 22 as substring.

It is a congruent number.

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, 23001 + ... + 25220.

It is an arithmetic number, because the mean of its divisors is an integer number (4122981).

Almost surely, 2^53525310 is an apocalyptic number.

53525310 is an abundant number, since it is smaller than the sum of its proper divisors (78410082).

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

53525310 is a wasteful number, since it uses less digits than its factorization.

53525310 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48268.

The product of its (nonzero) digits is 2250, while the sum is 24.

The square root of 53525310 is about 7316.0993705663. The cubic root of 53525310 is about 376.8655131286.

Adding to 53525310 its reverse (1352535), we get a palindrome (54877845).

It can be divided in two parts, 53525 and 310, that added together give a palindrome (53835).

The spelling of 53525310 in words is "fifty-three million, five hundred twenty-five thousand, three hundred ten".