53220614 has 8 divisors (see below), whose sum is σ = 82406208. Its totient is φ = 25751880.

The previous prime is 53220613. The next prime is 53220617. The reversal of 53220614 is 41602235.

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

It is a self number, because there is not a number n which added to its sum of digits gives 53220614.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53220611) 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, 429137 + ... + 429260.

It is an arithmetic number, because the mean of its divisors is an integer number (10300776).

Almost surely, 2^53220614 is an apocalyptic number.

53220614 is a deficient number, since it is larger than the sum of its proper divisors (29185594).

53220614 is a wasteful number, since it uses less digits than its factorization.

53220614 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 858430.

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 53220614 is about 7295.2459862571. The cubic root of 53220614 is about 376.1490421283.

Adding to 53220614 its reverse (41602235), we get a palindrome (94822849).

The spelling of 53220614 in words is "fifty-three million, two hundred twenty thousand, six hundred fourteen".