4225194738 has 30 divisors (see below), whose sum is σ = 9469420191. Its totient is φ = 1408122468.

The previous prime is 4225194703. The next prime is 4225194751. The reversal of 4225194738 is 8374915224.

4225194738 is a `hidden beast` number, since 422 + 5 + 194 + 7 + 38 = 666.

It can be written as a sum of positive squares in only one way, i.e., 2112597369 + 2112597369 = 45963^2 + 45963^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=45963.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 4225194693 and 4225194702.

It is an unprimeable number.

It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 824781 + ... + 829887.

Almost surely, 2^4225194738 is an apocalyptic number.

4225194738 is an abundant number, since it is smaller than the sum of its proper divisors (5244225453).

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

4225194738 is an frugal number, since it uses more digits than its factorization.

4225194738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10228 (or 5112 counting only the distinct ones).

The product of its digits is 483840, while the sum is 45.

The square root of 4225194738 is about 65001.4979673546. The cubic root of 4225194738 is about 1616.6483999117.

The spelling of 4225194738 in words is "four billion, two hundred twenty-five million, one hundred ninety-four thousand, seven hundred thirty-eight".