53520350 has 24 divisors (see below), whose sum is σ = 107206680. Its totient is φ = 19761120.

The previous prime is 53520331. The next prime is 53520371. The reversal of 53520350 is 5302535.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 40520 + ... + 41819.

It is an arithmetic number, because the mean of its divisors is an integer number (4466945).

Almost surely, 2^53520350 is an apocalyptic number.

53520350 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

53520350 is an abundant number, since it is smaller than the sum of its proper divisors (53686330).

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

53520350 is a wasteful number, since it uses less digits than its factorization.

53520350 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82364 (or 82359 counting only the distinct ones).

The product of its (nonzero) digits is 2250, while the sum is 23.

The square root of 53520350 is about 7315.7603842663. The cubic root of 53520350 is about 376.8538718403.

Adding to 53520350 its reverse (5302535), we get a palindrome (58822885).

The spelling of 53520350 in words is "fifty-three million, five hundred twenty thousand, three hundred fifty".