51033266 has 4 divisors (see below), whose sum is σ = 76549902. Its totient is φ = 25516632.

The previous prime is 51033247. The next prime is 51033313. The reversal of 51033266 is 66233015.

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 + 15880225 = 5929^2 + 3985^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12758315 + ... + 12758318.

Almost surely, 2^51033266 is an apocalyptic number.

51033266 is a deficient number, since it is larger than the sum of its proper divisors (25516636).

51033266 is a wasteful number, since it uses less digits than its factorization.

51033266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25516635.

The product of its (nonzero) digits is 3240, while the sum is 26.

The square root of 51033266 is about 7143.7571347296. The cubic root of 51033266 is about 370.9235898756.

The spelling of 51033266 in words is "fifty-one million, thirty-three thousand, two hundred sixty-six".