29712946 has 8 divisors (see below), whose sum is σ = 45656604. Its totient is φ = 14494080.

The previous prime is 29712899. The next prime is 29712983. The reversal of 29712946 is 64921792.

It can be written as a sum of positive squares in 2 ways, for example, as 26061025 + 3651921 = 5105^2 + 1911^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 29712899 and 29712908.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 181095 + ... + 181258.

Almost surely, 2^29712946 is an apocalyptic number.

29712946 is a deficient number, since it is larger than the sum of its proper divisors (15943658).

29712946 is a wasteful number, since it uses less digits than its factorization.

29712946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 362396.

The product of its digits is 54432, while the sum is 40.

The square root of 29712946 is about 5450.9582643788. The cubic root of 29712946 is about 309.7290243915.

The spelling of 29712946 in words is "twenty-nine million, seven hundred twelve thousand, nine hundred forty-six".