229086251 has 4 divisors (see below), whose sum is σ = 231227352. Its totient is φ = 226945152.

The previous prime is 229086227. The next prime is 229086269. The reversal of 229086251 is 152680922.

It is a happy number.

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 229086251 - 2¹⁸ = 228824107 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (229086551) 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, 1070390 + ... + 1070603.

It is an arithmetic number, because the mean of its divisors is an integer number (57806838).

Almost surely, 2^229086251 is an apocalyptic number.

229086251 is a deficient number, since it is larger than the sum of its proper divisors (2141101).

229086251 is a wasteful number, since it uses less digits than its factorization.

229086251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2141100.

The product of its (nonzero) digits is 17280, while the sum is 35.

The square root of 229086251 is about 15135.5954953877. The cubic root of 229086251 is about 611.8801178813.

The spelling of 229086251 in words is "two hundred twenty-nine million, eighty-six thousand, two hundred fifty-one".