4099226 has 4 divisors (see below), whose sum is σ = 6148842. Its totient is φ = 2049612.

The previous prime is 4099213. The next prime is 4099229. The reversal of 4099226 is 6229904.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 3243601 + 855625 = 1801^2 + 925^2 .

It is a junction number, because it is equal to n+sod(n) for n = 4099192 and 4099201.

It is not an unprimeable number, because it can be changed into a prime (4099229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1024805 + ... + 1024808.

Almost surely, 2^4099226 is an apocalyptic number.

4099226 is a deficient number, since it is larger than the sum of its proper divisors (2049616).

4099226 is a wasteful number, since it uses less digits than its factorization.

4099226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2049615.

The product of its (nonzero) digits is 7776, while the sum is 32.

The square root of 4099226 is about 2024.6545384337. The cubic root of 4099226 is about 160.0419941854.

The spelling of 4099226 in words is "four million, ninety-nine thousand, two hundred twenty-six".