53217350 has 24 divisors (see below), whose sum is σ = 99870840. Its totient is φ = 21096320.

The previous prime is 53217343. The next prime is 53217371. The reversal of 53217350 is 5371235.

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, 941 + ... + 10359.

It is an arithmetic number, because the mean of its divisors is an integer number (4161285).

Almost surely, 2^53217350 is an apocalyptic number.

53217350 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

53217350 is a deficient number, since it is larger than the sum of its proper divisors (46653490).

53217350 is a wasteful number, since it uses less digits than its factorization.

53217350 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9544 (or 9539 counting only the distinct ones).

The product of its (nonzero) digits is 3150, while the sum is 26.

The square root of 53217350 is about 7295.0222754972. The cubic root of 53217350 is about 376.1413522786.

Adding to 53217350 its reverse (5371235), we get a palindrome (58588585).

The spelling of 53217350 in words is "fifty-three million, two hundred seventeen thousand, three hundred fifty".