53393266 has 4 divisors (see below), whose sum is σ = 80089902. Its totient is φ = 26696632.

The previous prime is 53393227. The next prime is 53393267. The reversal of 53393266 is 66239335.

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

It can be written as a sum of positive squares in only one way, i.e., 50765625 + 2627641 = 7125^2 + 1621^2 .

It is not an unprimeable number, because it can be changed into a prime (53393267) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13348315 + ... + 13348318.

Almost surely, 2^53393266 is an apocalyptic number.

53393266 is a deficient number, since it is larger than the sum of its proper divisors (26696636).

53393266 is a wasteful number, since it uses less digits than its factorization.

53393266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26696635.

The product of its digits is 87480, while the sum is 37.

The square root of 53393266 is about 7307.0695904720. The cubic root of 53393266 is about 376.5553557674. Note that the first 3 decimals are identical.

The spelling of 53393266 in words is "fifty-three million, three hundred ninety-three thousand, two hundred sixty-six".