229401951 has 4 divisors (see below), whose sum is σ = 305869272. Its totient is φ = 152934632.

The previous prime is 229401941. The next prime is 229401959. The reversal of 229401951 is 159104922.

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 229401951 - 2¹⁴ = 229385567 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (229401959) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38233656 + ... + 38233661.

It is an arithmetic number, because the mean of its divisors is an integer number (76467318).

Almost surely, 2^229401951 is an apocalyptic number.

229401951 is a deficient number, since it is larger than the sum of its proper divisors (76467321).

229401951 is an equidigital number, since it uses as much as digits as its factorization.

229401951 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76467320.

The product of its (nonzero) digits is 6480, while the sum is 33.

The square root of 229401951 is about 15146.0209626159. The cubic root of 229401951 is about 612.1610628459.

The spelling of 229401951 in words is "two hundred twenty-nine million, four hundred one thousand, nine hundred fifty-one".