29715146 has 4 divisors (see below), whose sum is σ = 44572722. Its totient is φ = 14857572.

The previous prime is 29715131. The next prime is 29715151. The reversal of 29715146 is 64151792.

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., 25351225 + 4363921 = 5035^2 + 2089^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7428785 + ... + 7428788.

Almost surely, 2^29715146 is an apocalyptic number.

29715146 is a deficient number, since it is larger than the sum of its proper divisors (14857576).

29715146 is a wasteful number, since it uses less digits than its factorization.

29715146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14857575.

The product of its digits is 15120, while the sum is 35.

The square root of 29715146 is about 5451.1600600239. The cubic root of 29715146 is about 309.7366685010.

The spelling of 29715146 in words is "twenty-nine million, seven hundred fifteen thousand, one hundred forty-six".