53213327 has 4 divisors (see below), whose sum is σ = 53762016. Its totient is φ = 52664640.

The previous prime is 53213323. The next prime is 53213333. The reversal of 53213327 is 72331235.

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

It is a cyclic number.

It is not a de Polignac number, because 53213327 - 2² = 53213323 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 53213296 and 53213305.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53213323) 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, 274199 + ... + 274392.

It is an arithmetic number, because the mean of its divisors is an integer number (13440504).

Almost surely, 2^53213327 is an apocalyptic number.

53213327 is a deficient number, since it is larger than the sum of its proper divisors (548689).

53213327 is an equidigital number, since it uses as much as digits as its factorization.

53213327 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 548688.

The product of its digits is 3780, while the sum is 26.

The square root of 53213327 is about 7294.7465343218. The cubic root of 53213327 is about 376.1318738234.

The spelling of 53213327 in words is "fifty-three million, two hundred thirteen thousand, three hundred twenty-seven".