29890198 has 32 divisors (see below), whose sum is σ = 49896000. Its totient is φ = 13343616.

The previous prime is 29890181. The next prime is 29890207. The reversal of 29890198 is 89109892.

It is a happy number.

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, 150103 + ... + 150301.

It is an arithmetic number, because the mean of its divisors is an integer number (1559250).

Almost surely, 2^29890198 is an apocalyptic number.

29890198 is a deficient number, since it is larger than the sum of its proper divisors (20005802).

29890198 is a wasteful number, since it uses less digits than its factorization.

29890198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 376.

The product of its (nonzero) digits is 93312, while the sum is 46.

The square root of 29890198 is about 5467.1928811777. The cubic root of 29890198 is about 310.3436978846.

The spelling of 29890198 in words is "twenty-nine million, eight hundred ninety thousand, one hundred ninety-eight".