29384920 has 32 divisors (see below), whose sum is σ = 67205520. Its totient is φ = 11560320.

The previous prime is 29384911. The next prime is 29384941. The reversal of 29384920 is 2948392.

It is a self number, because there is not a number n which added to its sum of digits gives 29384920.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3582 + ... + 8461.

Almost surely, 2^29384920 is an apocalyptic number.

29384920 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

29384920 is an abundant number, since it is smaller than the sum of its proper divisors (37820600).

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

29384920 is a wasteful number, since it uses less digits than its factorization.

29384920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12115 (or 12111 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 37.

The square root of 29384920 is about 5420.7859208790. The cubic root of 29384920 is about 308.5850184262.

The spelling of 29384920 in words is "twenty-nine million, three hundred eighty-four thousand, nine hundred twenty".