429785746 has 8 divisors (see below), whose sum is σ = 694269324. Its totient is φ = 198362640.

The previous prime is 429785729. The next prime is 429785749. The reversal of 429785746 is 647587924.

It can be written as a sum of positive squares in 2 ways, for example, as 384748225 + 45037521 = 19615^2 + 6711^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 429785693 and 429785702.

It is not an unprimeable number, because it can be changed into a prime (429785749) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8265085 + ... + 8265136.

Almost surely, 2^429785746 is an apocalyptic number.

429785746 is a deficient number, since it is larger than the sum of its proper divisors (264483578).

429785746 is a wasteful number, since it uses less digits than its factorization.

429785746 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16530236.

The product of its digits is 3386880, while the sum is 52.

The square root of 429785746 is about 20731.2745869616. The cubic root of 429785746 is about 754.6588497177.

The spelling of 429785746 in words is "four hundred twenty-nine million, seven hundred eighty-five thousand, seven hundred forty-six".