429783138 has 32 divisors (see below), whose sum is σ = 964931520. Its totient is φ = 141782400.

The previous prime is 429783131. The next prime is 429783139. The reversal of 429783138 is 831387924.

It is a junction number, because it is equal to n+sod(n) for n = 429783093 and 429783102.

It is not an unprimeable number, because it can be changed into a prime (429783131) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35788 + ... + 46263.

It is an arithmetic number, because the mean of its divisors is an integer number (30154110).

Almost surely, 2^429783138 is an apocalyptic number.

429783138 is an abundant number, since it is smaller than the sum of its proper divisors (535148382).

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

429783138 is a wasteful number, since it uses less digits than its factorization.

429783138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82159 (or 82153 counting only the distinct ones).

The product of its digits is 290304, while the sum is 45.

The square root of 429783138 is about 20731.2116867297. The cubic root of 429783138 is about 754.6573232562.

The spelling of 429783138 in words is "four hundred twenty-nine million, seven hundred eighty-three thousand, one hundred thirty-eight".