4570138236 has 12 divisors (see below), whose sum is σ = 10663655912. Its totient is φ = 1523379408.

The previous prime is 4570138207. The next prime is 4570138297. The reversal of 4570138236 is 6328310754.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×4570138236² = 41772326992298383392, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4570138194 and 4570138203.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 190422415 + ... + 190422438.

Almost surely, 2^4570138236 is an apocalyptic number.

It is an amenable number.

4570138236 is an abundant number, since it is smaller than the sum of its proper divisors (6093517676).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4570138236 is a wasteful number, since it uses less digits than its factorization.

4570138236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 380844860 (or 380844858 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 39.

The square root of 4570138236 is about 67602.7975456637. The cubic root of 4570138236 is about 1659.4969003294.

The spelling of 4570138236 in words is "four billion, five hundred seventy million, one hundred thirty-eight thousand, two hundred thirty-six".