429089431 has 8 divisors (see below), whose sum is σ = 437586624. Its totient is φ = 420607200.

The previous prime is 429089429. The next prime is 429089447. The reversal of 429089431 is 134980924.

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 429089431 - 2¹ = 429089429 is a prime.

It is a super-2 number, since 2×429089431² = 368235479591807522, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (429089471) 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, 67281 + ... + 73381.

It is an arithmetic number, because the mean of its divisors is an integer number (54698328).

Almost surely, 2^429089431 is an apocalyptic number.

429089431 is a deficient number, since it is larger than the sum of its proper divisors (8497193).

429089431 is a wasteful number, since it uses less digits than its factorization.

429089431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7481.

The product of its (nonzero) digits is 62208, while the sum is 40.

The square root of 429089431 is about 20714.4739493910. The cubic root of 429089431 is about 754.2510773007.

The spelling of 429089431 in words is "four hundred twenty-nine million, eighty-nine thousand, four hundred thirty-one".