4423656406 has 16 divisors (see below), whose sum is σ = 7154091504. Its totient is φ = 2039349024.

The previous prime is 4423656373. The next prime is 4423656407. The reversal of 4423656406 is 6046563244.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4423656407) 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, 74200 + ... + 119803.

It is an arithmetic number, because the mean of its divisors is an integer number (447130719).

Almost surely, 2^4423656406 is an apocalyptic number.

4423656406 is a deficient number, since it is larger than the sum of its proper divisors (2730435098).

4423656406 is a wasteful number, since it uses less digits than its factorization.

4423656406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 194895.

The product of its (nonzero) digits is 414720, while the sum is 40.

The square root of 4423656406 is about 66510.5736405874. The cubic root of 4423656406 is about 1641.5739903168.

The spelling of 4423656406 in words is "four billion, four hundred twenty-three million, six hundred fifty-six thousand, four hundred six".