29433157 has 4 divisors (see below), whose sum is σ = 31697260. Its totient is φ = 27169056.

The previous prime is 29433127. The next prime is 29433181. The reversal of 29433157 is 75133492.

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

It can be written as a sum of positive squares in 2 ways, for example, as 16695396 + 12737761 = 4086^2 + 3569^2 .

It is a cyclic number.

It is not a de Polignac number, because 29433157 - 2⁷ = 29433029 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (29433127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1132032 + ... + 1132057.

It is an arithmetic number, because the mean of its divisors is an integer number (7924315).

Almost surely, 2^29433157 is an apocalyptic number.

It is an amenable number.

29433157 is a deficient number, since it is larger than the sum of its proper divisors (2264103).

29433157 is a wasteful number, since it uses less digits than its factorization.

29433157 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2264102.

The product of its digits is 22680, while the sum is 34.

The square root of 29433157 is about 5425.2333590363. The cubic root of 29433157 is about 308.7537793415.

The spelling of 29433157 in words is "twenty-nine million, four hundred thirty-three thousand, one hundred fifty-seven".