29885146 has 16 divisors (see below), whose sum is σ = 46484928. Its totient is φ = 14399200.

The previous prime is 29885137. The next prime is 29885153. The reversal of 29885146 is 64158892.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4611 + ... + 9001.

It is an arithmetic number, because the mean of its divisors is an integer number (2905308).

Almost surely, 2^29885146 is an apocalyptic number.

29885146 is a deficient number, since it is larger than the sum of its proper divisors (16599782).

29885146 is a wasteful number, since it uses less digits than its factorization.

29885146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4517.

The product of its digits is 138240, while the sum is 43.

The square root of 29885146 is about 5466.7308329567. The cubic root of 29885146 is about 310.3262122783.

It can be divided in two parts, 298851 and 46, that multiplied together give a triangular number (13747146 = T₅₂₄₃).

The spelling of 29885146 in words is "twenty-nine million, eight hundred eighty-five thousand, one hundred forty-six".