7226825887 has 4 divisors (see below), whose sum is σ = 7229902176. Its totient is φ = 7223749600.

The previous prime is 7226825869. The next prime is 7226825923. The reversal of 7226825887 is 7885286227.

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 7226825887 - 2¹¹ = 7226823839 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7226825587) 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, 1534618 + ... + 1539319.

It is an arithmetic number, because the mean of its divisors is an integer number (1807475544).

Almost surely, 2^7226825887 is an apocalyptic number.

7226825887 is a deficient number, since it is larger than the sum of its proper divisors (3076289).

7226825887 is a wasteful number, since it uses less digits than its factorization.

7226825887 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3076288.

The product of its digits is 6021120, while the sum is 55.

The square root of 7226825887 is about 85010.7398332705. The cubic root of 7226825887 is about 1933.3739552470.

The spelling of 7226825887 in words is "seven billion, two hundred twenty-six million, eight hundred twenty-five thousand, eight hundred eighty-seven".