52266251 has 4 divisors (see below), whose sum is σ = 52282152. Its totient is φ = 52250352.

The previous prime is 52266233. The next prime is 52266257. The reversal of 52266251 is 15266225.

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 52266251 - 2¹⁸ = 52004107 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52266257) 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, 986 + ... + 10271.

It is an arithmetic number, because the mean of its divisors is an integer number (13070538).

Almost surely, 2^52266251 is an apocalyptic number.

52266251 is a deficient number, since it is larger than the sum of its proper divisors (15901).

52266251 is a wasteful number, since it uses less digits than its factorization.

52266251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15900.

The product of its digits is 7200, while the sum is 29.

The square root of 52266251 is about 7229.5401651834. The cubic root of 52266251 is about 373.8870730579.

The spelling of 52266251 in words is "fifty-two million, two hundred sixty-six thousand, two hundred fifty-one".