4238426406 has 32 divisors (see below), whose sum is σ = 8925932160. Its totient is φ = 1338011136.

The previous prime is 4238426371. The next prime is 4238426431. The reversal of 4238426406 is 6046248324.

It is a congruent number.

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, 665670 + ... + 672006.

It is an arithmetic number, because the mean of its divisors is an integer number (278935380).

Almost surely, 2^4238426406 is an apocalyptic number.

4238426406 is an abundant number, since it is smaller than the sum of its proper divisors (4687505754).

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

4238426406 is a wasteful number, since it uses less digits than its factorization.

4238426406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12228.

The product of its (nonzero) digits is 221184, while the sum is 39.

The square root of 4238426406 is about 65103.1981242089. The cubic root of 4238426406 is about 1618.3342128826.

The spelling of 4238426406 in words is "four billion, two hundred thirty-eight million, four hundred twenty-six thousand, four hundred six".