53945266 has 4 divisors (see below), whose sum is σ = 80917902. Its totient is φ = 26972632.

The previous prime is 53945219. The next prime is 53945273. The reversal of 53945266 is 66254935.

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., 35153041 + 18792225 = 5929^2 + 4335^2 .

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13486315 + ... + 13486318.

Almost surely, 2^53945266 is an apocalyptic number.

53945266 is a deficient number, since it is larger than the sum of its proper divisors (26972636).

53945266 is a wasteful number, since it uses less digits than its factorization.

53945266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26972635.

The product of its digits is 194400, while the sum is 40.

The square root of 53945266 is about 7344.7441071830. The cubic root of 53945266 is about 377.8485671330.

The spelling of 53945266 in words is "fifty-three million, nine hundred forty-five thousand, two hundred sixty-six".