29427028 has 24 divisors (see below), whose sum is σ = 53928000. Its totient is φ = 14023680.

The previous prime is 29427023. The next prime is 29427037. The reversal of 29427028 is 82072492.

It is a junction number, because it is equal to n+sod(n) for n = 29426984 and 29427002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (29427023) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45588 + ... + 46228.

It is an arithmetic number, because the mean of its divisors is an integer number (2247000).

Almost surely, 2^29427028 is an apocalyptic number.

It is an amenable number.

29427028 is a deficient number, since it is larger than the sum of its proper divisors (24500972).

29427028 is a wasteful number, since it uses less digits than its factorization.

29427028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1167 (or 1165 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 34.

The square root of 29427028 is about 5424.6684691325. The cubic root of 29427028 is about 308.7323467864.

The spelling of 29427028 in words is "twenty-nine million, four hundred twenty-seven thousand, twenty-eight".