429143730 has 32 divisors (see below), whose sum is σ = 1030990464. Its totient is φ = 114322176.

The previous prime is 429143719. The next prime is 429143749. The reversal of 429143730 is 37341924.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 429143691 and 429143700.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25162 + ... + 38618.

It is an arithmetic number, because the mean of its divisors is an integer number (32218452).

Almost surely, 2^429143730 is an apocalyptic number.

429143730 is an abundant number, since it is smaller than the sum of its proper divisors (601846734).

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

429143730 is a wasteful number, since it uses less digits than its factorization.

429143730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14530.

The product of its (nonzero) digits is 18144, while the sum is 33.

The square root of 429143730 is about 20715.7845615366. The cubic root of 429143730 is about 754.2828914548.

The spelling of 429143730 in words is "four hundred twenty-nine million, one hundred forty-three thousand, seven hundred thirty".