53407227 has 4 divisors (see below), whose sum is σ = 71209640. Its totient is φ = 35604816.

The previous prime is 53407223. The next prime is 53407253. The reversal of 53407227 is 72270435.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 53407227 - 2² = 53407223 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 53407194 and 53407203.

It is not an unprimeable number, because it can be changed into a prime (53407223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8901202 + ... + 8901207.

It is an arithmetic number, because the mean of its divisors is an integer number (17802410).

Almost surely, 2^53407227 is an apocalyptic number.

53407227 is a deficient number, since it is larger than the sum of its proper divisors (17802413).

53407227 is a wasteful number, since it uses less digits than its factorization.

53407227 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17802412.

The product of its (nonzero) digits is 11760, while the sum is 30.

The square root of 53407227 is about 7308.0248357542. The cubic root of 53407227 is about 376.5881728346.

The spelling of 53407227 in words is "fifty-three million, four hundred seven thousand, two hundred twenty-seven".