429738228 has 36 divisors (see below), whose sum is σ = 1092577668. Its totient is φ = 142416000.

The previous prime is 429738193. The next prime is 429738251. The reversal of 429738228 is 822837924.

It can be written as a sum of positive squares in 2 ways, for example, as 171557604 + 258180624 = 13098^2 + 16068^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 28273 + ... + 40728.

Almost surely, 2^429738228 is an apocalyptic number.

It is an amenable number.

429738228 is an abundant number, since it is smaller than the sum of its proper divisors (662839440).

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

429738228 is a wasteful number, since it uses less digits than its factorization.

429738228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69184 (or 69179 counting only the distinct ones).

The product of its digits is 387072, while the sum is 45.

The square root of 429738228 is about 20730.1285090083. The cubic root of 429738228 is about 754.6310364788.

The spelling of 429738228 in words is "four hundred twenty-nine million, seven hundred thirty-eight thousand, two hundred twenty-eight".