29438268 has 48 divisors (see below), whose sum is σ = 70326144. Its totient is φ = 9582400.

The previous prime is 29438249. The next prime is 29438281. The reversal of 29438268 is 86283492.

It is a super-2 number, since 2×29438268² = 1733223245679648, which contains 22 as substring.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 129571 + ... + 129797.

It is an arithmetic number, because the mean of its divisors is an integer number (1465128).

Almost surely, 2^29438268 is an apocalyptic number.

It is an amenable number.

29438268 is an abundant number, since it is smaller than the sum of its proper divisors (40887876).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

29438268 is a wasteful number, since it uses less digits than its factorization.

29438268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 442 (or 440 counting only the distinct ones).

The product of its digits is 165888, while the sum is 42.

The square root of 29438268 is about 5425.7043782351. The cubic root of 29438268 is about 308.7716497683.

It can be divided in two parts, 2943 and 8268, that added together give a palindrome (11211).

The spelling of 29438268 in words is "twenty-nine million, four hundred thirty-eight thousand, two hundred sixty-eight".