28862925226 has 8 divisors (see below), whose sum is σ = 44350348644. Its totient is φ = 14079475680.

The previous prime is 28862925151. The next prime is 28862925241. The reversal of 28862925226 is 62252926882.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 18265252201 + 10597673025 = 135149^2 + 102945^2 .

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

It is a super-3 number, since 3×28862925226³ (a number of 32 digits) contains 333 as substring.

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, 175993365 + ... + 175993528.

Almost surely, 2^28862925226 is an apocalyptic number.

28862925226 is a deficient number, since it is larger than the sum of its proper divisors (15487423418).

28862925226 is a wasteful number, since it uses less digits than its factorization.

28862925226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 351986936.

The product of its digits is 3317760, while the sum is 52.

The spelling of 28862925226 in words is "twenty-eight billion, eight hundred sixty-two million, nine hundred twenty-five thousand, two hundred twenty-six".