29398642 has 16 divisors (see below), whose sum is σ = 54274752. Its totient is φ = 11630160.

The previous prime is 29398631. The next prime is 29398657. The reversal of 29398642 is 24689392.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 80584 + ... + 80947.

It is an arithmetic number, because the mean of its divisors is an integer number (3392172).

Almost surely, 2^29398642 is an apocalyptic number.

29398642 is a deficient number, since it is larger than the sum of its proper divisors (24876110).

29398642 is a wasteful number, since it uses less digits than its factorization.

29398642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 161553.

The product of its digits is 186624, while the sum is 43.

The square root of 29398642 is about 5422.0514567828. The cubic root of 29398642 is about 308.6330447004.

The spelling of 29398642 in words is "twenty-nine million, three hundred ninety-eight thousand, six hundred forty-two".