429093643 has 4 divisors (see below), whose sum is σ = 468102168. Its totient is φ = 390085120.

The previous prime is 429093629. The next prime is 429093677. The reversal of 429093643 is 346390924.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-429093643 is a prime.

It is a super-2 number, since 2×429093643² = 368242708926022898, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 429093596 and 429093605.

It is not an unprimeable number, because it can be changed into a prime (429093443) 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, 19504246 + ... + 19504267.

It is an arithmetic number, because the mean of its divisors is an integer number (117025542).

Almost surely, 2^429093643 is an apocalyptic number.

429093643 is a deficient number, since it is larger than the sum of its proper divisors (39008525).

429093643 is a wasteful number, since it uses less digits than its factorization.

429093643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39008524.

The product of its (nonzero) digits is 139968, while the sum is 40.

The square root of 429093643 is about 20714.5756171832. The cubic root of 429093643 is about 754.2535452363.

The spelling of 429093643 in words is "four hundred twenty-nine million, ninety-three thousand, six hundred forty-three".