53234621 has 8 divisors (see below), whose sum is σ = 58320000. Its totient is φ = 48190240.

The previous prime is 53234617. The next prime is 53234647. The reversal of 53234621 is 12643235.

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

It is a cyclic number.

It is not a de Polignac number, because 53234621 - 2² = 53234617 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53234651) 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, 7496 + ... + 12753.

It is an arithmetic number, because the mean of its divisors is an integer number (7290000).

Almost surely, 2^53234621 is an apocalyptic number.

It is an amenable number.

53234621 is a deficient number, since it is larger than the sum of its proper divisors (5085379).

53234621 is a wasteful number, since it uses less digits than its factorization.

53234621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20499.

The product of its digits is 4320, while the sum is 26.

The square root of 53234621 is about 7296.2059318525. The cubic root of 53234621 is about 376.1820384749.

Adding to 53234621 its reverse (12643235), we get a palindrome (65877856).

It can be divided in two parts, 532 and 34621, that added together give a palindrome (35153).

The spelling of 53234621 in words is "fifty-three million, two hundred thirty-four thousand, six hundred twenty-one".