53222393 has 8 divisors (see below), whose sum is σ = 64403712. Its totient is φ = 42935616.

The previous prime is 53222383. The next prime is 53222417. The reversal of 53222393 is 39322235.

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 53222393 - 2¹⁰ = 53221369 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (53222383) 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, 223505 + ... + 223742.

It is an arithmetic number, because the mean of its divisors is an integer number (8050464).

Almost surely, 2^53222393 is an apocalyptic number.

It is an amenable number.

53222393 is a deficient number, since it is larger than the sum of its proper divisors (11181319).

53222393 is a wasteful number, since it uses less digits than its factorization.

53222393 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 447271.

The product of its digits is 9720, while the sum is 29.

The square root of 53222393 is about 7295.3679139575. The cubic root of 53222393 is about 376.1532332468.

The spelling of 53222393 in words is "fifty-three million, two hundred twenty-two thousand, three hundred ninety-three".