53022443 has 8 divisors (see below), whose sum is σ = 54988128. Its totient is φ = 51084864.

The previous prime is 53022427. The next prime is 53022451. The reversal of 53022443 is 34422035.

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

It is not a de Polignac number, because 53022443 - 2⁴ = 53022427 is a prime.

It is a super-2 number, since 2×53022443² = 5622758923376498, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53022413) 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, 3146 + ... + 10767.

It is an arithmetic number, because the mean of its divisors is an integer number (6873516).

Almost surely, 2^53022443 is an apocalyptic number.

53022443 is a deficient number, since it is larger than the sum of its proper divisors (1965685).

53022443 is a wasteful number, since it uses less digits than its factorization.

53022443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14053.

The product of its (nonzero) digits is 2880, while the sum is 23.

The square root of 53022443 is about 7281.6511177068. The cubic root of 53022443 is about 375.6815882678.

Adding to 53022443 its reverse (34422035), we get a palindrome (87444478).

The spelling of 53022443 in words is "fifty-three million, twenty-two thousand, four hundred forty-three".