4235491228 has 24 divisors (see below), whose sum is σ = 7588361088. Its totient is φ = 2067438576.

The previous prime is 4235491223. The next prime is 4235491259. The reversal of 4235491228 is 8221945324.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4235491223) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 411675 + ... + 421837.

It is an arithmetic number, because the mean of its divisors is an integer number (316181712).

Almost surely, 2^4235491228 is an apocalyptic number.

It is an amenable number.

4235491228 is a deficient number, since it is larger than the sum of its proper divisors (3352869860).

4235491228 is a wasteful number, since it uses less digits than its factorization.

4235491228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12633 (or 12631 counting only the distinct ones).

The product of its digits is 138240, while the sum is 40.

The square root of 4235491228 is about 65080.6517176956. The cubic root of 4235491228 is about 1617.9605525150.

The spelling of 4235491228 in words is "four billion, two hundred thirty-five million, four hundred ninety-one thousand, two hundred twenty-eight".