29922641 has 8 divisors (see below), whose sum is σ = 34289664. Its totient is φ = 25578720.

The previous prime is 29922637. The next prime is 29922647. The reversal of 29922641 is 14622992.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 29922641 - 2² = 29922637 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (29922647) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 2900 + ... + 8261.

It is an arithmetic number, because the mean of its divisors is an integer number (4286208).

Almost surely, 2^29922641 is an apocalyptic number.

It is an amenable number.

29922641 is a deficient number, since it is larger than the sum of its proper divisors (4367023).

29922641 is a wasteful number, since it uses less digits than its factorization.

29922641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11551.

The product of its digits is 15552, while the sum is 35.

The square root of 29922641 is about 5470.1591384529. The cubic root of 29922641 is about 310.4559402546.

The spelling of 29922641 in words is "twenty-nine million, nine hundred twenty-two thousand, six hundred forty-one".