53143350 has 48 divisors (see below), whose sum is σ = 141938832. Its totient is φ = 13080960.

The previous prime is 53143333. The next prime is 53143367. The reversal of 53143350 is 5334135.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (53143333) and next prime (53143367).

It is a self number, because there is not a number n which added to its sum of digits gives 53143350.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11677 + ... + 15576.

It is an arithmetic number, because the mean of its divisors is an integer number (2957059).

Almost surely, 2^53143350 is an apocalyptic number.

53143350 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

53143350 is an abundant number, since it is smaller than the sum of its proper divisors (88795482).

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

53143350 is a wasteful number, since it uses less digits than its factorization.

53143350 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27281 (or 27276 counting only the distinct ones).

The product of its (nonzero) digits is 2700, while the sum is 24.

The square root of 53143350 is about 7289.9485594893. The cubic root of 53143350 is about 375.9669268857.

Adding to 53143350 its reverse (5334135), we get a palindrome (58477485).

The spelling of 53143350 in words is "fifty-three million, one hundred forty-three thousand, three hundred fifty".