4234990188 has 48 divisors (see below), whose sum is σ = 11609208576. Its totient is φ = 1184612160.

The previous prime is 4234990187. The next prime is 4234990217. The reversal of 4234990188 is 8810994324.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (4234990181) 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, 1232256 + ... + 1235687.

It is an arithmetic number, because the mean of its divisors is an integer number (241858512).

Almost surely, 2^4234990188 is an apocalyptic number.

It is an amenable number.

4234990188 is an abundant number, since it is smaller than the sum of its proper divisors (7374218388).

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

4234990188 is a wasteful number, since it uses less digits than its factorization.

4234990188 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2467974 (or 2467972 counting only the distinct ones).

The product of its (nonzero) digits is 497664, while the sum is 48.

The square root of 4234990188 is about 65076.8022262926. The cubic root of 4234990188 is about 1617.8967507913.

The spelling of 4234990188 in words is "four billion, two hundred thirty-four million, nine hundred ninety thousand, one hundred eighty-eight".