53323506 has 12 divisors (see below), whose sum is σ = 115534302. Its totient is φ = 17774496.

The previous prime is 53323471. The next prime is 53323541. The reversal of 53323506 is 60532335.

It is an interprime number because it is at equal distance from previous prime (53323471) and next prime (53323541).

It can be written as a sum of positive squares in only one way, i.e., 27405225 + 25918281 = 5235^2 + 5091^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 53323506.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1481191 + ... + 1481226.

Almost surely, 2^53323506 is an apocalyptic number.

53323506 is an abundant number, since it is smaller than the sum of its proper divisors (62210796).

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

53323506 is a wasteful number, since it uses less digits than its factorization.

53323506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2962425 (or 2962422 counting only the distinct ones).

The product of its (nonzero) digits is 8100, while the sum is 27.

The square root of 53323506 is about 7302.2945708866. The cubic root of 53323506 is about 376.3912904454.

The spelling of 53323506 in words is "fifty-three million, three hundred twenty-three thousand, five hundred six".