51052205 has 8 divisors (see below), whose sum is σ = 61461504. Its totient is φ = 40709200.

The previous prime is 51052189. The next prime is 51052219. The reversal of 51052205 is 50225015.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 51052205 - 2⁴ = 51052189 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14861 + ... + 17970.

It is an arithmetic number, because the mean of its divisors is an integer number (7682688).

Almost surely, 2^51052205 is an apocalyptic number.

It is an amenable number.

51052205 is a deficient number, since it is larger than the sum of its proper divisors (10409299).

51052205 is a wasteful number, since it uses less digits than its factorization.

51052205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33147.

The product of its (nonzero) digits is 500, while the sum is 20.

The square root of 51052205 is about 7145.0825747503. The cubic root of 51052205 is about 370.9694687933.

The spelling of 51052205 in words is "fifty-one million, fifty-two thousand, two hundred five".