52161350 has 24 divisors (see below), whose sum is σ = 98196840. Its totient is φ = 20611520.

The previous prime is 52161341. The next prime is 52161353. The reversal of 52161350 is 5316125.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52161353) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2135 + ... + 10434.

It is an arithmetic number, because the mean of its divisors is an integer number (4091535).

Almost surely, 2^52161350 is an apocalyptic number.

52161350 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

52161350 is a deficient number, since it is larger than the sum of its proper divisors (46035490).

52161350 is a wasteful number, since it uses less digits than its factorization.

52161350 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12664 (or 12659 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 23.

The square root of 52161350 is about 7222.2814954833. The cubic root of 52161350 is about 373.6367687921.

Adding to 52161350 its reverse (5316125), we get a palindrome (57477475).

The spelling of 52161350 in words is "fifty-two million, one hundred sixty-one thousand, three hundred fifty".