4345238 has 4 divisors (see below), whose sum is σ = 6517860. Its totient is φ = 2172618.

The previous prime is 4345223. The next prime is 4345249. The reversal of 4345238 is 8325434.

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

It is an alternating number because its digits alternate between even and odd.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 4345238.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1086308 + ... + 1086311.

It is an arithmetic number, because the mean of its divisors is an integer number (1629465).

Almost surely, 2^4345238 is an apocalyptic number.

4345238 is a deficient number, since it is larger than the sum of its proper divisors (2172622).

4345238 is a wasteful number, since it uses less digits than its factorization.

4345238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2172621.

The product of its digits is 11520, while the sum is 29.

The square root of 4345238 is about 2084.5234467379. The cubic root of 4345238 is about 163.1816009551.

The spelling of 4345238 in words is "four million, three hundred forty-five thousand, two hundred thirty-eight".