53023443 has 8 divisors (see below), whose sum is σ = 77125056. Its totient is φ = 32135400.

The previous prime is 53023427. The next prime is 53023463. The reversal of 53023443 is 34432035.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 53023443 - 2⁴ = 53023427 is a prime.

It is a super-2 number, since 2×53023443² = 5622971015148498, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (53023463) 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, 803353 + ... + 803418.

It is an arithmetic number, because the mean of its divisors is an integer number (9640632).

Almost surely, 2^53023443 is an apocalyptic number.

53023443 is a deficient number, since it is larger than the sum of its proper divisors (24101613).

53023443 is a wasteful number, since it uses less digits than its factorization.

53023443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1606785.

The product of its (nonzero) digits is 4320, while the sum is 24.

The square root of 53023443 is about 7281.7197831282. The cubic root of 53023443 is about 375.6839500301.

Adding to 53023443 its reverse (34432035), we get a palindrome (87455478).

The spelling of 53023443 in words is "fifty-three million, twenty-three thousand, four hundred forty-three".