29243842 has 8 divisors (see below), whose sum is σ = 46446156. Its totient is φ = 13761792.

The previous prime is 29243821. The next prime is 29243857. The reversal of 29243842 is 24834292.

It can be written as a sum of positive squares in 2 ways, for example, as 22268961 + 6974881 = 4719^2 + 2641^2 .

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

It is a Harshad number since it is a multiple of its sum of digits (34), and also a Moran number because the ratio is a prime number: 860113 = 29243842 / (2 + 9 + 2 + 4 + 3 + 8 + 4 + 2).

It is a junction number, because it is equal to n+sod(n) for n = 29243798 and 29243807.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 430023 + ... + 430090.

Almost surely, 2^29243842 is an apocalyptic number.

29243842 is a deficient number, since it is larger than the sum of its proper divisors (17202314).

29243842 is a wasteful number, since it uses less digits than its factorization.

29243842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 860132.

The product of its digits is 27648, while the sum is 34.

The square root of 29243842 is about 5407.7575759274. The cubic root of 29243842 is about 308.0903836050.

The spelling of 29243842 in words is "twenty-nine million, two hundred forty-three thousand, eight hundred forty-two".