429685356 has 48 divisors (see below), whose sum is σ = 1058851584. Its totient is φ = 135343296.

The previous prime is 429685343. The next prime is 429685381. The reversal of 429685356 is 653586924.

It is a nialpdrome in base 12.

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, 13530 + ... + 32286.

It is an arithmetic number, because the mean of its divisors is an integer number (22059408).

Almost surely, 2^429685356 is an apocalyptic number.

429685356 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 429685356, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (529425792).

429685356 is an abundant number, since it is smaller than the sum of its proper divisors (629166228).

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

429685356 is a wasteful number, since it uses less digits than its factorization.

429685356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18870 (or 18868 counting only the distinct ones).

The product of its digits is 1555200, while the sum is 48.

The square root of 429685356 is about 20728.8532244309. The cubic root of 429685356 is about 754.6000870264.

The spelling of 429685356 in words is "four hundred twenty-nine million, six hundred eighty-five thousand, three hundred fifty-six".