434998289 has 8 divisors (see below), whose sum is σ = 490907520. Its totient is φ = 381816400.

The previous prime is 434998247. The next prime is 434998321. The reversal of 434998289 is 982899434.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 434998289 - 2⁸ = 434998033 is a prime.

It is a super-2 number, since 2×434998289² = 378447022865855042, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (434998219) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 681497 + ... + 682134.

It is an arithmetic number, because the mean of its divisors is an integer number (61363440).

Almost surely, 2^434998289 is an apocalyptic number.

It is an amenable number.

434998289 is a deficient number, since it is larger than the sum of its proper divisors (55909231).

434998289 is a wasteful number, since it uses less digits than its factorization.

434998289 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1363671.

The product of its digits is 4478976, while the sum is 56.

The square root of 434998289 is about 20856.6125964884. The cubic root of 434998289 is about 757.6974917393.

The spelling of 434998289 in words is "four hundred thirty-four million, nine hundred ninety-eight thousand, two hundred eighty-nine".