229616677 has 2 divisors, whose sum is σ = 229616678. Its totient is φ = 229616676.

The previous prime is 229616663. The next prime is 229616701. The reversal of 229616677 is 776616922.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 168636196 + 60980481 = 12986^2 + 7809^2 .

It is a cyclic number.

It is not a de Polignac number, because 229616677 - 2⁷ = 229616549 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (229616077) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 114808338 + 114808339.

It is an arithmetic number, because the mean of its divisors is an integer number (114808339).

Almost surely, 2^229616677 is an apocalyptic number.

It is an amenable number.

229616677 is a deficient number, since it is larger than the sum of its proper divisors (1).

229616677 is an equidigital number, since it uses as much as digits as its factorization.

229616677 is an evil number, because the sum of its binary digits is even.

The product of its digits is 381024, while the sum is 46.

The square root of 229616677 is about 15153.1078330486. The cubic root of 229616677 is about 612.3520026710.

The spelling of 229616677 in words is "two hundred twenty-nine million, six hundred sixteen thousand, six hundred seventy-seven".