4212005138 has 32 divisors (see below), whose sum is σ = 6968229120. Its totient is φ = 1893537360.

The previous prime is 4212005093. The next prime is 4212005179. The reversal of 4212005138 is 8315002124.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2021045 + ... + 2023127.

It is an arithmetic number, because the mean of its divisors is an integer number (217757160).

Almost surely, 2^4212005138 is an apocalyptic number.

4212005138 is a deficient number, since it is larger than the sum of its proper divisors (2756223982).

4212005138 is a wasteful number, since it uses less digits than its factorization.

4212005138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3062.

The product of its (nonzero) digits is 1920, while the sum is 26.

The square root of 4212005138 is about 64899.9625423621. The cubic root of 4212005138 is about 1614.9644402961.

The spelling of 4212005138 in words is "four billion, two hundred twelve million, five thousand, one hundred thirty-eight".