53343623 has 4 divisors (see below), whose sum is σ = 53392248. Its totient is φ = 53295000.

The previous prime is 53343617. The next prime is 53343679. The reversal of 53343623 is 32634335.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 32634335 = 5 ⋅6526867.

It is a cyclic number.

It is not a de Polignac number, because 53343623 - 2⁶ = 53343559 is a prime.

It is a super-2 number, since 2×53343623² = 5691084229532258, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53343023) 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, 22628 + ... + 24873.

It is an arithmetic number, because the mean of its divisors is an integer number (13348062).

Almost surely, 2^53343623 is an apocalyptic number.

53343623 is a deficient number, since it is larger than the sum of its proper divisors (48625).

53343623 is a wasteful number, since it uses less digits than its factorization.

53343623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48624.

The product of its digits is 19440, while the sum is 29.

The square root of 53343623 is about 7303.6718847440. The cubic root of 53343623 is about 376.4386173634.

Adding to 53343623 its reverse (32634335), we get a palindrome (85977958).

The spelling of 53343623 in words is "fifty-three million, three hundred forty-three thousand, six hundred twenty-three".