29001996 has 24 divisors (see below), whose sum is σ = 75190640. Its totient is φ = 9667296.

The previous prime is 29001991. The next prime is 29001997. The reversal of 29001996 is 69910092.

It is a super-2 number, since 2×29001996² = 1682231543968032, which contains 22 as substring.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 29001996.

It is not an unprimeable number, because it can be changed into a prime (29001991) 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, 134161 + ... + 134376.

Almost surely, 2^29001996 is an apocalyptic number.

It is an amenable number.

29001996 is an abundant number, since it is smaller than the sum of its proper divisors (46188644).

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

29001996 is a wasteful number, since it uses less digits than its factorization.

29001996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 268550 (or 268542 counting only the distinct ones).

The product of its (nonzero) digits is 8748, while the sum is 36.

The square root of 29001996 is about 5385.3501278933. The cubic root of 29001996 is about 307.2387310786.

The spelling of 29001996 in words is "twenty-nine million, one thousand, nine hundred ninety-six".