47725255 has 4 divisors (see below), whose sum is σ = 57270312. Its totient is φ = 38180200.

The previous prime is 47725231. The next prime is 47725289. The reversal of 47725255 is 55252774.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 55252774 = 2 ⋅27626387.

It is not a de Polignac number, because 47725255 - 2¹⁵ = 47692487 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4772521 + ... + 4772530.

It is an arithmetic number, because the mean of its divisors is an integer number (14317578).

Almost surely, 2^47725255 is an apocalyptic number.

47725255 is a deficient number, since it is larger than the sum of its proper divisors (9545057).

47725255 is an equidigital number, since it uses as much as digits as its factorization.

47725255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9545056.

The product of its digits is 98000, while the sum is 37.

The square root of 47725255 is about 6908.3467631554. The cubic root of 47725255 is about 362.7293958266.

The spelling of 47725255 in words is "forty-seven million, seven hundred twenty-five thousand, two hundred fifty-five".