429063621 has 16 divisors (see below), whose sum is σ = 655883904. Its totient is φ = 244401984.

The previous prime is 429063601. The next prime is 429063623. The reversal of 429063621 is 126360924.

It is not a de Polignac number, because 429063621 - 2¹⁴ = 429047237 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (429063623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25570 + ... + 38883.

It is an arithmetic number, because the mean of its divisors is an integer number (40992744).

Almost surely, 2^429063621 is an apocalyptic number.

It is an amenable number.

429063621 is a deficient number, since it is larger than the sum of its proper divisors (226820283).

429063621 is a wasteful number, since it uses less digits than its factorization.

429063621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64780.

The product of its (nonzero) digits is 15552, while the sum is 33.

The square root of 429063621 is about 20713.8509456837. The cubic root of 429063621 is about 754.2359541048.

The spelling of 429063621 in words is "four hundred twenty-nine million, sixty-three thousand, six hundred twenty-one".