429671449 has 8 divisors (see below), whose sum is σ = 433125000. Its totient is φ = 426225792.

The previous prime is 429671419. The next prime is 429671479. The reversal of 429671449 is 944176924.

It is an interprime number because it is at equal distance from previous prime (429671419) and next prime (429671479).

It can be written as a sum of positive squares in 4 ways, for example, as 16281225 + 413390224 = 4035^2 + 20332^2 .

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 429671449 - 2¹³ = 429663257 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 429671399 and 429671408.

It is not an unprimeable number, because it can be changed into a prime (429671419) 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, 154927 + ... + 157675.

It is an arithmetic number, because the mean of its divisors is an integer number (54140625).

Almost surely, 2^429671449 is an apocalyptic number.

It is an amenable number.

429671449 is a deficient number, since it is larger than the sum of its proper divisors (3453551).

429671449 is a wasteful number, since it uses less digits than its factorization.

429671449 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3947.

The product of its digits is 435456, while the sum is 46.

The square root of 429671449 is about 20728.5177714182. The cubic root of 429671449 is about 754.5919459246.

The spelling of 429671449 in words is "four hundred twenty-nine million, six hundred seventy-one thousand, four hundred forty-nine".