53348443 has 4 divisors (see below), whose sum is σ = 53688400. Its totient is φ = 53008488.

The previous prime is 53348441. The next prime is 53348467. The reversal of 53348443 is 34484335.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 53348443 - 2¹ = 53348441 is a prime.

It is a super-3 number, since 3×53348443³ (a number of 24 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 53348399 and 53348408.

It is not an unprimeable number, because it can be changed into a prime (53348441) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 169743 + ... + 170056.

It is an arithmetic number, because the mean of its divisors is an integer number (13422100).

Almost surely, 2^53348443 is an apocalyptic number.

53348443 is a deficient number, since it is larger than the sum of its proper divisors (339957).

53348443 is a wasteful number, since it uses less digits than its factorization.

53348443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 339956.

The product of its digits is 69120, while the sum is 34.

The square root of 53348443 is about 7304.0018483021. The cubic root of 53348443 is about 376.4499550479.

The spelling of 53348443 in words is "fifty-three million, three hundred forty-eight thousand, four hundred forty-three".