29481628 has 12 divisors (see below), whose sum is σ = 56283192. Its totient is φ = 13400720.

The previous prime is 29481619. The next prime is 29481629. The reversal of 29481628 is 82618492.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (29481629) 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, 334975 + ... + 335062.

It is an arithmetic number, because the mean of its divisors is an integer number (4690266).

Almost surely, 2^29481628 is an apocalyptic number.

It is an amenable number.

29481628 is a deficient number, since it is larger than the sum of its proper divisors (26801564).

29481628 is a wasteful number, since it uses less digits than its factorization.

29481628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 670052 (or 670050 counting only the distinct ones).

The product of its digits is 55296, while the sum is 40.

The square root of 29481628 is about 5429.6987025064. The cubic root of 29481628 is about 308.9231732979.

The spelling of 29481628 in words is "twenty-nine million, four hundred eighty-one thousand, six hundred twenty-eight".