29866946 has 4 divisors (see below), whose sum is σ = 44800422. Its totient is φ = 14933472.

The previous prime is 29866939. The next prime is 29866951. The reversal of 29866946 is 64966892.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 26925721 + 2941225 = 5189^2 + 1715^2 .

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 29866894 and 29866903.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7466735 + ... + 7466738.

Almost surely, 2^29866946 is an apocalyptic number.

29866946 is a deficient number, since it is larger than the sum of its proper divisors (14933476).

29866946 is a wasteful number, since it uses less digits than its factorization.

29866946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14933475.

The product of its digits is 1119744, while the sum is 50.

The square root of 29866946 is about 5465.0659648352. The cubic root of 29866946 is about 310.2632034514.

The spelling of 29866946 in words is "twenty-nine million, eight hundred sixty-six thousand, nine hundred forty-six".