29442747 has 8 divisors (see below), whose sum is σ = 39754240. Its totient is φ = 19379880.

The previous prime is 29442739. The next prime is 29442767. The reversal of 29442747 is 74724492.

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

It is not a de Polignac number, because 29442747 - 2³ = 29442739 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (29442767) 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, 61879 + ... + 62352.

It is an arithmetic number, because the mean of its divisors is an integer number (4969280).

Almost surely, 2^29442747 is an apocalyptic number.

29442747 is a deficient number, since it is larger than the sum of its proper divisors (10311493).

29442747 is a wasteful number, since it uses less digits than its factorization.

29442747 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124313.

The product of its digits is 112896, while the sum is 39.

The square root of 29442747 is about 5426.1171200040. The cubic root of 29442747 is about 308.7873087294.

The spelling of 29442747 in words is "twenty-nine million, four hundred forty-two thousand, seven hundred forty-seven".