29498939 has 4 divisors (see below), whose sum is σ = 30126624. Its totient is φ = 28871256.

The previous prime is 29498923. The next prime is 29498957. The reversal of 29498939 is 93989492.

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

It is a cyclic number.

It is not a de Polignac number, because 29498939 - 2⁴ = 29498923 is a prime.

It is not an unprimeable number, because it can be changed into a prime (29498999) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 313772 + ... + 313865.

It is an arithmetic number, because the mean of its divisors is an integer number (7531656).

Almost surely, 2^29498939 is an apocalyptic number.

29498939 is a deficient number, since it is larger than the sum of its proper divisors (627685).

29498939 is an equidigital number, since it uses as much as digits as its factorization.

29498939 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 627684.

The product of its digits is 1259712, while the sum is 53.

The square root of 29498939 is about 5431.2925717549. The cubic root of 29498939 is about 308.9836258923.

The spelling of 29498939 in words is "twenty-nine million, four hundred ninety-eight thousand, nine hundred thirty-nine".