4099238 has 24 divisors (see below), whose sum is σ = 7284144. Its totient is φ = 1718640.

The previous prime is 4099229. The next prime is 4099247. The reversal of 4099238 is 8329904.

It is an interprime number because it is at equal distance from previous prime (4099229) and next prime (4099247).

It is a junction number, because it is equal to n+sod(n) for n = 4099198 and 4099207.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2495 + ... + 3797.

It is an arithmetic number, because the mean of its divisors is an integer number (303506).

Almost surely, 2^4099238 is an apocalyptic number.

4099238 is a deficient number, since it is larger than the sum of its proper divisors (3184906).

4099238 is a wasteful number, since it uses less digits than its factorization.

4099238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1340 (or 1329 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 35.

The square root of 4099238 is about 2024.6575019000. The cubic root of 4099238 is about 160.0421503533.

Multiplying 4099238 by its sum of digits (35), we get a triangular number (143473330 = T₁₆₉₃₉).

The spelling of 4099238 in words is "four million, ninety-nine thousand, two hundred thirty-eight".