53052550 has 24 divisors (see below), whose sum is σ = 98924472. Its totient is φ = 21168000.

The previous prime is 53052539. The next prime is 53052607. The reversal of 53052550 is 5525035.

It is a Harshad number since it is a multiple of its sum of digits (25).

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, 23470 + ... + 25630.

It is an arithmetic number, because the mean of its divisors is an integer number (4121853).

Almost surely, 2^53052550 is an apocalyptic number.

53052550 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

53052550 is a deficient number, since it is larger than the sum of its proper divisors (45871922).

53052550 is a wasteful number, since it uses less digits than its factorization.

53052550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2664 (or 2659 counting only the distinct ones).

The product of its (nonzero) digits is 3750, while the sum is 25.

The square root of 53052550 is about 7283.7181439152. The cubic root of 53052550 is about 375.7526808393.

Adding to 53052550 its reverse (5525035), we get a palindrome (58577585).

The spelling of 53052550 in words is "fifty-three million, fifty-two thousand, five hundred fifty".