429242388 has 24 divisors (see below), whose sum is σ = 1002732192. Its totient is φ = 142914144.

The previous prime is 429242371. The next prime is 429242419. The reversal of 429242388 is 883242924.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9870 + ... + 30917.

It is an arithmetic number, because the mean of its divisors is an integer number (41780508).

Almost surely, 2^429242388 is an apocalyptic number.

It is an amenable number.

429242388 is an abundant number, since it is smaller than the sum of its proper divisors (573489804).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

429242388 is a wasteful number, since it uses less digits than its factorization.

429242388 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41671 (or 41669 counting only the distinct ones).

The product of its digits is 221184, while the sum is 42.

The square root of 429242388 is about 20718.1656523931. The cubic root of 429242388 is about 754.3406889823.

The spelling of 429242388 in words is "four hundred twenty-nine million, two hundred forty-two thousand, three hundred eighty-eight".