29919244 has 6 divisors (see below), whose sum is σ = 52358684. Its totient is φ = 14959620.

The previous prime is 29919229. The next prime is 29919257. The reversal of 29919244 is 44291992.

It is a super-2 number, since 2×29919244² = 1790322323063072, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 29919197 and 29919206.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3739902 + ... + 3739909.

Almost surely, 2^29919244 is an apocalyptic number.

It is an amenable number.

29919244 is a deficient number, since it is larger than the sum of its proper divisors (22439440).

29919244 is a wasteful number, since it uses less digits than its factorization.

29919244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7479815 (or 7479813 counting only the distinct ones).

The product of its digits is 46656, while the sum is 40.

The square root of 29919244 is about 5469.8486267903. The cubic root of 29919244 is about 310.4441915285. Note that the first 3 decimals are identical.

The spelling of 29919244 in words is "twenty-nine million, nine hundred nineteen thousand, two hundred forty-four".