29905065 has 32 divisors (see below), whose sum is σ = 54610560. Its totient is φ = 15515712.

The previous prime is 29905039. The next prime is 29905087. The reversal of 29905065 is 56050992.

It is not a de Polignac number, because 29905065 - 2⁷ = 29904937 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2002 + ... + 7988.

It is an arithmetic number, because the mean of its divisors is an integer number (1706580).

Almost surely, 2^29905065 is an apocalyptic number.

It is an amenable number.

29905065 is a deficient number, since it is larger than the sum of its proper divisors (24705495).

29905065 is a wasteful number, since it uses less digits than its factorization.

29905065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6038 (or 6032 counting only the distinct ones).

The product of its (nonzero) digits is 24300, while the sum is 36.

The square root of 29905065 is about 5468.5523678575. The cubic root of 29905065 is about 310.3951430106.

The spelling of 29905065 in words is "twenty-nine million, nine hundred five thousand, sixty-five".