429164491 has 6 divisors (see below), whose sum is σ = 499232220. Its totient is φ = 367855236.

The previous prime is 429164471. The next prime is 429164503. The reversal of 429164491 is 194461924.

It is not a de Polignac number, because 429164491 - 2⁵ = 429164459 is a prime.

It is a super-3 number, since 3×429164491³ (a number of 27 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (429164401) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4379181 + ... + 4379278.

It is an arithmetic number, because the mean of its divisors is an integer number (83205370).

Almost surely, 2^429164491 is an apocalyptic number.

429164491 is a deficient number, since it is larger than the sum of its proper divisors (70067729).

429164491 is an equidigital number, since it uses as much as digits as its factorization.

429164491 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8758473 (or 8758466 counting only the distinct ones).

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

The square root of 429164491 is about 20716.2856468045. The cubic root of 429164491 is about 754.2950547570.

The spelling of 429164491 in words is "four hundred twenty-nine million, one hundred sixty-four thousand, four hundred ninety-one".