4240238 has 4 divisors (see below), whose sum is σ = 6360360. Its totient is φ = 2120118.

The previous prime is 4240219. The next prime is 4240267. The reversal of 4240238 is 8320424.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1060058 + ... + 1060061.

It is an arithmetic number, because the mean of its divisors is an integer number (1590090).

Almost surely, 2^4240238 is an apocalyptic number.

4240238 is a deficient number, since it is larger than the sum of its proper divisors (2120122).

4240238 is a wasteful number, since it uses less digits than its factorization.

4240238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2120121.

The product of its (nonzero) digits is 1536, while the sum is 23.

The square root of 4240238 is about 2059.1838188952. The cubic root of 4240238 is about 161.8564750246.

The spelling of 4240238 in words is "four million, two hundred forty thousand, two hundred thirty-eight".