52320502 has 16 divisors (see below), whose sum is σ = 84645792. Its totient is φ = 24111360.

The previous prime is 52320491. The next prime is 52320503. The reversal of 52320502 is 20502325.

It is a self number, because there is not a number n which added to its sum of digits gives 52320502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52320503) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24102 + ... + 26182.

It is an arithmetic number, because the mean of its divisors is an integer number (5290362).

Almost surely, 2^52320502 is an apocalyptic number.

52320502 is a deficient number, since it is larger than the sum of its proper divisors (32325290).

52320502 is a wasteful number, since it uses less digits than its factorization.

52320502 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3063.

The product of its (nonzero) digits is 600, while the sum is 19.

The square root of 52320502 is about 7233.2912287561. The cubic root of 52320502 is about 374.0163899897.

Adding to 52320502 its reverse (20502325), we get a palindrome (72822827).

It can be divided in two parts, 523 and 20502, that added together give a square (21025 = 145²).

The spelling of 52320502 in words is "fifty-two million, three hundred twenty thousand, five hundred two".