429616749 has 8 divisors (see below), whose sum is σ = 572918112. Its totient is φ = 286363280.

The previous prime is 429616739. The next prime is 429616757. The reversal of 429616749 is 947616924.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 429616749 - 2²⁴ = 412839533 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 429616698 and 429616707.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (429616709) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28702 + ... + 41024.

It is an arithmetic number, because the mean of its divisors is an integer number (71614764).

Almost surely, 2^429616749 is an apocalyptic number.

It is an amenable number.

429616749 is a deficient number, since it is larger than the sum of its proper divisors (143301363).

429616749 is a wasteful number, since it uses less digits than its factorization.

429616749 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23947.

The product of its digits is 653184, while the sum is 48.

The square root of 429616749 is about 20727.1982911343. The cubic root of 429616749 is about 754.5599230606.

The spelling of 429616749 in words is "four hundred twenty-nine million, six hundred sixteen thousand, seven hundred forty-nine".