29223429 has 8 divisors (see below), whose sum is σ = 39103392. Its totient is φ = 19412880.

The previous prime is 29223427. The next prime is 29223437. The reversal of 29223429 is 92432292.

It is a happy number.

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

It is not a de Polignac number, because 29223429 - 2¹ = 29223427 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 29223429.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (29223427) 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, 16362 + ... + 18059.

It is an arithmetic number, because the mean of its divisors is an integer number (4887924).

Almost surely, 2^29223429 is an apocalyptic number.

It is an amenable number.

29223429 is a deficient number, since it is larger than the sum of its proper divisors (9879963).

29223429 is a wasteful number, since it uses less digits than its factorization.

29223429 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34707.

The product of its digits is 15552, while the sum is 33.

The square root of 29223429 is about 5405.8698652483. The cubic root of 29223429 is about 308.0186817532.

The spelling of 29223429 in words is "twenty-nine million, two hundred twenty-three thousand, four hundred twenty-nine".