29404890 has 32 divisors (see below), whose sum is σ = 78413760. Its totient is φ = 7841232.

The previous prime is 29404889. The next prime is 29404931. The reversal of 29404890 is 9840492.

It is a happy 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 15 ways as a sum of consecutive naturals, for example, 54184 + ... + 54723.

It is an arithmetic number, because the mean of its divisors is an integer number (2450430).

Almost surely, 2^29404890 is an apocalyptic number.

29404890 is an abundant number, since it is smaller than the sum of its proper divisors (49008870).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

29404890 is a wasteful number, since it uses less digits than its factorization.

29404890 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108923 (or 108917 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 36.

The square root of 29404890 is about 5422.6275918599. The cubic root of 29404890 is about 308.6549074186.

The spelling of 29404890 in words is "twenty-nine million, four hundred four thousand, eight hundred ninety".