53393229 has 16 divisors (see below), whose sum is σ = 80942400. Its totient is φ = 34766928.

The previous prime is 53393227. The next prime is 53393267. The reversal of 53393229 is 92239335.

It is not a de Polignac number, because 53393229 - 2¹ = 53393227 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 53393193 and 53393202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53393227) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21834 + ... + 24155.

It is an arithmetic number, because the mean of its divisors is an integer number (5058900).

Almost surely, 2^53393229 is an apocalyptic number.

It is an amenable number.

53393229 is a deficient number, since it is larger than the sum of its proper divisors (27549171).

53393229 is a wasteful number, since it uses less digits than its factorization.

53393229 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46041 (or 46035 counting only the distinct ones).

The product of its digits is 43740, while the sum is 36.

The square root of 53393229 is about 7307.0670586768. The cubic root of 53393229 is about 376.5552687867. Note that the first 3 decimals are identical.

The spelling of 53393229 in words is "fifty-three million, three hundred ninety-three thousand, two hundred twenty-nine".