29448855 has 48 divisors (see below), whose sum is σ = 54774720. Its totient is φ = 14598144.

The previous prime is 29448829. The next prime is 29448871. The reversal of 29448855 is 55884492.

It is not a de Polignac number, because 29448855 - 2⁹ = 29448343 is a prime.

It is a super-2 number, since 2×29448855² = 1734470121622050, which contains 22 as substring.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 29448855.

It is a congruent number.

It is an unprimeable number.

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 47 ways as a sum of consecutive naturals, for example, 37911 + ... + 38679.

It is an arithmetic number, because the mean of its divisors is an integer number (1141140).

Almost surely, 2^29448855 is an apocalyptic number.

29448855 is a deficient number, since it is larger than the sum of its proper divisors (25325865).

29448855 is a wasteful number, since it uses less digits than its factorization.

29448855 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 840 (or 837 counting only the distinct ones).

The product of its digits is 460800, while the sum is 45.

The square root of 29448855 is about 5426.6799242262. The cubic root of 29448855 is about 308.8086602525.

It can be divided in two parts, 29448 and 855, that added together give a palindrome (30303).

The spelling of 29448855 in words is "twenty-nine million, four hundred forty-eight thousand, eight hundred fifty-five".