4029212905 has 16 divisors (see below), whose sum is σ = 4988666880. Its totient is φ = 3122503488.

The previous prime is 4029212849. The next prime is 4029212909. The reversal of 4029212905 is 5092129204.

It is a cyclic number.

It is not a de Polignac number, because 4029212905 - 2³¹ = 1881729257 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4029212909) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 75297 + ... + 117166.

It is an arithmetic number, because the mean of its divisors is an integer number (311791680).

Almost surely, 2^4029212905 is an apocalyptic number.

It is an amenable number.

4029212905 is a deficient number, since it is larger than the sum of its proper divisors (959453975).

4029212905 is a wasteful number, since it uses less digits than its factorization.

4029212905 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 192600.

The product of its (nonzero) digits is 12960, while the sum is 34.

The square root of 4029212905 is about 63476.0813614073. The cubic root of 4029212905 is about 1591.2560654757.

The spelling of 4029212905 in words is "four billion, twenty-nine million, two hundred twelve thousand, nine hundred five".