29220001684 has 24 divisors (see below), whose sum is σ = 51371812800. Its totient is φ = 14542433664.

The previous prime is 29220001663. The next prime is 29220001687. The reversal of 29220001684 is 48610002292.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (29220001687) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1338892 + ... + 1360540.

It is an arithmetic number, because the mean of its divisors is an integer number (2140492200).

Almost surely, 2^29220001684 is an apocalyptic number.

It is an amenable number.

29220001684 is a deficient number, since it is larger than the sum of its proper divisors (22151811116).

29220001684 is a wasteful number, since it uses less digits than its factorization.

29220001684 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23199 (or 23197 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 34.

The spelling of 29220001684 in words is "twenty-nine billion, two hundred twenty million, one thousand, six hundred eighty-four".