53328501 has 6 divisors (see below), whose sum is σ = 77030070. Its totient is φ = 35552328.

The previous prime is 53328437. The next prime is 53328521. The reversal of 53328501 is 10582335.

It can be written as a sum of positive squares in only one way, i.e., 37527876 + 15800625 = 6126^2 + 3975^2 .

It is not a de Polignac number, because 53328501 - 2⁶ = 53328437 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53328521) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2962686 + ... + 2962703.

It is an arithmetic number, because the mean of its divisors is an integer number (12838345).

Almost surely, 2^53328501 is an apocalyptic number.

It is an amenable number.

53328501 is a deficient number, since it is larger than the sum of its proper divisors (23701569).

53328501 is a wasteful number, since it uses less digits than its factorization.

53328501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5925395 (or 5925392 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

The square root of 53328501 is about 7302.6365786612. The cubic root of 53328501 is about 376.4030427096.

The spelling of 53328501 in words is "fifty-three million, three hundred twenty-eight thousand, five hundred one".