4240456 has 16 divisors (see below), whose sum is σ = 8673840. Its totient is φ = 1927440.

The previous prime is 4240451. The next prime is 4240469. The reversal of 4240456 is 6540424.

It is a self number, because there is not a number n which added to its sum of digits gives 4240456.

It is not an unprimeable number, because it can be changed into a prime (4240451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24006 + ... + 24181.

It is an arithmetic number, because the mean of its divisors is an integer number (542115).

Almost surely, 2^4240456 is an apocalyptic number.

It is an amenable number.

4240456 is an abundant number, since it is smaller than the sum of its proper divisors (4433384).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4240456 is a wasteful number, since it uses less digits than its factorization.

4240456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48204 (or 48200 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 25.

The square root of 4240456 is about 2059.2367518088. The cubic root of 4240456 is about 161.8592487767.

Subtracting 4240456 from its reverse (6540424), we obtain a cube (2299968 = 132³).

The spelling of 4240456 in words is "four million, two hundred forty thousand, four hundred fifty-six".