354450469 has 2 divisors, whose sum is σ = 354450470. Its totient is φ = 354450468.

The previous prime is 354450461. The next prime is 354450479. The reversal of 354450469 is 964054453.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 348009025 + 6441444 = 18655^2 + 2538^2 .

It is a cyclic number.

It is not a de Polignac number, because 354450469 - 2³ = 354450461 is a prime.

It is a super-2 number, since 2×354450469² = 251270269948639922, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (354450461) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 177225234 + 177225235.

It is an arithmetic number, because the mean of its divisors is an integer number (177225235).

Almost surely, 2^354450469 is an apocalyptic number.

It is an amenable number.

354450469 is a deficient number, since it is larger than the sum of its proper divisors (1).

354450469 is an equidigital number, since it uses as much as digits as its factorization.

354450469 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 259200, while the sum is 40.

The square root of 354450469 is about 18826.8549949268. The cubic root of 354450469 is about 707.7043283527.

The spelling of 354450469 in words is "three hundred fifty-four million, four hundred fifty thousand, four hundred sixty-nine".