53535550 has 24 divisors (see below), whose sum is σ = 105435216. Its totient is φ = 20154240.

The previous prime is 53535541. The next prime is 53535563. The reversal of 53535550 is 5553535.

It is a super-2 number, since 2×53535550² = 5732110227605000, 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 11 ways as a sum of consecutive naturals, for example, 30642 + ... + 32341.

It is an arithmetic number, because the mean of its divisors is an integer number (4393134).

Almost surely, 2^53535550 is an apocalyptic number.

53535550 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

53535550 is a deficient number, since it is larger than the sum of its proper divisors (51899666).

53535550 is a wasteful number, since it uses less digits than its factorization.

53535550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63012 (or 63007 counting only the distinct ones).

The product of its (nonzero) digits is 28125, while the sum is 31.

The square root of 53535550 is about 7316.7991635687. The cubic root of 53535550 is about 376.8895444811.

The spelling of 53535550 in words is "fifty-three million, five hundred thirty-five thousand, five hundred fifty".