29691242 has 48 divisors (see below), whose sum is σ = 55245312. Its totient is φ = 11702880.

The previous prime is 29691227. The next prime is 29691247. The reversal of 29691242 is 24219692.

It is not an unprimeable number, because it can be changed into a prime (29691247) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 690473 + ... + 690515.

It is an arithmetic number, because the mean of its divisors is an integer number (1150944).

Almost surely, 2^29691242 is an apocalyptic number.

29691242 is a deficient number, since it is larger than the sum of its proper divisors (25554070).

29691242 is a wasteful number, since it uses less digits than its factorization.

29691242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163 (or 120 counting only the distinct ones).

The product of its digits is 15552, while the sum is 35.

The square root of 29691242 is about 5448.9670580762. The cubic root of 29691242 is about 309.6535915459.

The spelling of 29691242 in words is "twenty-nine million, six hundred ninety-one thousand, two hundred forty-two".