354631229 has 2 divisors, whose sum is σ = 354631230. Its totient is φ = 354631228.

The previous prime is 354631217. The next prime is 354631243. The reversal of 354631229 is 922136453.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 262375204 + 92256025 = 16198^2 + 9605^2 .

It is a cyclic number.

It is not a de Polignac number, because 354631229 - 2⁸ = 354630973 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 (354631429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 177315614 + 177315615.

It is an arithmetic number, because the mean of its divisors is an integer number (177315615).

Almost surely, 2^354631229 is an apocalyptic number.

It is an amenable number.

354631229 is a deficient number, since it is larger than the sum of its proper divisors (1).

354631229 is an equidigital number, since it uses as much as digits as its factorization.

354631229 is an evil number, because the sum of its binary digits is even.

The product of its digits is 38880, while the sum is 35.

The square root of 354631229 is about 18831.6549724128. The cubic root of 354631229 is about 707.8246111620.

The spelling of 354631229 in words is "three hundred fifty-four million, six hundred thirty-one thousand, two hundred twenty-nine".