4240251 has 6 divisors (see below), whose sum is σ = 6124820. Its totient is φ = 2826828.

The previous prime is 4240219. The next prime is 4240267. The reversal of 4240251 is 1520424.

It is not a de Polignac number, because 4240251 - 2⁵ = 4240219 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4240151) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 235561 + ... + 235578.

Almost surely, 2^4240251 is an apocalyptic number.

4240251 is a deficient number, since it is larger than the sum of its proper divisors (1884569).

4240251 is a wasteful number, since it uses less digits than its factorization.

4240251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 471145 (or 471142 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 18.

The square root of 4240251 is about 2059.1869754833. The cubic root of 4240251 is about 161.8566404345.

Adding to 4240251 its reverse (1520424), we get a palindrome (5760675).

The spelling of 4240251 in words is "four million, two hundred forty thousand, two hundred fifty-one".