29135242 has 16 divisors (see below), whose sum is σ = 44458632. Its totient is φ = 14318080.

The previous prime is 29135219. The next prime is 29135251. The reversal of 29135242 is 24253192.

It can be written as a sum of positive squares in 4 ways, for example, as 19456921 + 9678321 = 4411^2 + 3111^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 29135242.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30492 + ... + 31432.

Almost surely, 2^29135242 is an apocalyptic number.

29135242 is a deficient number, since it is larger than the sum of its proper divisors (15323390).

29135242 is a wasteful number, since it uses less digits than its factorization.

29135242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1193.

The product of its digits is 4320, while the sum is 28.

The square root of 29135242 is about 5397.7071057996. The cubic root of 29135242 is about 307.7085354807.

The spelling of 29135242 in words is "twenty-nine million, one hundred thirty-five thousand, two hundred forty-two".