29429994 has 32 divisors (see below), whose sum is σ = 64886976. Its totient is φ = 8824320.

The previous prime is 29429989. The next prime is 29430061. The reversal of 29429994 is 49992492.

It is a super-2 number, since 2×29429994² = 1732249093680072, which contains 22 as substring.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4104 + ... + 8700.

It is an arithmetic number, because the mean of its divisors is an integer number (2027718).

Almost surely, 2^29429994 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 29429994, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (32443488).

29429994 is an abundant number, since it is smaller than the sum of its proper divisors (35456982).

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

29429994 is a wasteful number, since it uses less digits than its factorization.

29429994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4710.

The product of its digits is 419904, while the sum is 48.

The square root of 29429994 is about 5424.9418430062. The cubic root of 29429994 is about 308.7427189900.

The spelling of 29429994 in words is "twenty-nine million, four hundred twenty-nine thousand, nine hundred ninety-four".