229457407 has 4 divisors (see below), whose sum is σ = 239433840. Its totient is φ = 219480976.

The previous prime is 229457399. The next prime is 229457419. The reversal of 229457407 is 704754922.

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 229457407 - 2³ = 229457399 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 229457407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (229457497) 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, 4988182 + ... + 4988227.

It is an arithmetic number, because the mean of its divisors is an integer number (59858460).

Almost surely, 2^229457407 is an apocalyptic number.

229457407 is a deficient number, since it is larger than the sum of its proper divisors (9976433).

229457407 is an equidigital number, since it uses as much as digits as its factorization.

229457407 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9976432.

The product of its (nonzero) digits is 141120, while the sum is 40.

The square root of 229457407 is about 15147.8515638357. The cubic root of 229457407 is about 612.2103871412.

The spelling of 229457407 in words is "two hundred twenty-nine million, four hundred fifty-seven thousand, four hundred seven".