53266447 has 8 divisors (see below), whose sum is σ = 57891680. Its totient is φ = 48716640.

The previous prime is 53266441. The next prime is 53266511. The reversal of 53266447 is 74466235.

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 53266447 - 2¹⁹ = 52742159 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53266441) 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, 17379 + ... + 20212.

It is an arithmetic number, because the mean of its divisors is an integer number (7236460).

Almost surely, 2^53266447 is an apocalyptic number.

53266447 is a deficient number, since it is larger than the sum of its proper divisors (4625233).

53266447 is a wasteful number, since it uses less digits than its factorization.

53266447 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37713.

The product of its digits is 120960, while the sum is 37.

The square root of 53266447 is about 7298.3866025307. The cubic root of 53266447 is about 376.2569896017.

The spelling of 53266447 in words is "fifty-three million, two hundred sixty-six thousand, four hundred forty-seven".