29985154 has 32 divisors (see below), whose sum is σ = 49121280. Its totient is φ = 13681872.

The previous prime is 29985149. The next prime is 29985167. The reversal of 29985154 is 45158992.

It is a self number, because there is not a number n which added to its sum of digits gives 29985154.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 183877 + ... + 184039.

It is an arithmetic number, because the mean of its divisors is an integer number (1535040).

Almost surely, 2^29985154 is an apocalyptic number.

29985154 is a deficient number, since it is larger than the sum of its proper divisors (19136126).

29985154 is a wasteful number, since it uses less digits than its factorization.

29985154 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 334.

The product of its digits is 129600, while the sum is 43.

The square root of 29985154 is about 5475.8701591619. The cubic root of 29985154 is about 310.6719866118.

The spelling of 29985154 in words is "twenty-nine million, nine hundred eighty-five thousand, one hundred fifty-four".