429609875 has 16 divisors (see below), whose sum is σ = 541089120. Its totient is φ = 340524000.

The previous prime is 429609823. The next prime is 429609877. The reversal of 429609875 is 578906924.

It is a happy number.

It is not a de Polignac number, because 429609875 - 2²⁰ = 428561299 is a prime.

It is not an unprimeable number, because it can be changed into a prime (429609877) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2141 + ... + 29390.

It is an arithmetic number, because the mean of its divisors is an integer number (33818070).

Almost surely, 2^429609875 is an apocalyptic number.

429609875 is a deficient number, since it is larger than the sum of its proper divisors (111479245).

429609875 is a wasteful number, since it uses less digits than its factorization.

429609875 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31655 (or 31645 counting only the distinct ones).

The product of its (nonzero) digits is 1088640, while the sum is 50.

The square root of 429609875 is about 20727.0324697000. The cubic root of 429609875 is about 754.5558986423. Note that the first 3 decimals are identical.

The spelling of 429609875 in words is "four hundred twenty-nine million, six hundred nine thousand, eight hundred seventy-five".