53330043 has 32 divisors (see below), whose sum is σ = 80619840. Its totient is φ = 31127040.

The previous prime is 53330033. The next prime is 53330051. The reversal of 53330043 is 34003335.

It is not a de Polignac number, because 53330043 - 2⁹ = 53329531 is a prime.

It is not an unprimeable number, because it can be changed into a prime (53330033) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 68605 + ... + 69377.

It is an arithmetic number, because the mean of its divisors is an integer number (2519370).

Almost surely, 2^53330043 is an apocalyptic number.

53330043 is a deficient number, since it is larger than the sum of its proper divisors (27289797).

53330043 is a wasteful number, since it uses less digits than its factorization.

53330043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 879.

The product of its (nonzero) digits is 1620, while the sum is 21.

The square root of 53330043 is about 7302.7421562041. The cubic root of 53330043 is about 376.4066705877.

Adding to 53330043 its reverse (34003335), we get a palindrome (87333378).

The spelling of 53330043 in words is "fifty-three million, three hundred thirty thousand, forty-three".