429136642 has 16 divisors (see below), whose sum is σ = 702784512. Its totient is φ = 194906320.

The previous prime is 429136639. The next prime is 429136663. The reversal of 429136642 is 246631924.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23103 + ... + 37309.

It is an arithmetic number, because the mean of its divisors is an integer number (43924032).

Almost surely, 2^429136642 is an apocalyptic number.

429136642 is a deficient number, since it is larger than the sum of its proper divisors (273647870).

429136642 is a wasteful number, since it uses less digits than its factorization.

429136642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15593.

The product of its digits is 62208, while the sum is 37.

The square root of 429136642 is about 20715.6134835539. The cubic root of 429136642 is about 754.2787386996.

The spelling of 429136642 in words is "four hundred twenty-nine million, one hundred thirty-six thousand, six hundred forty-two".