240406424 has 16 divisors (see below), whose sum is σ = 450926520. Its totient is φ = 120159360.

The previous prime is 240406391. The next prime is 240406451. The reversal of 240406424 is 424604042.

240406424 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 240406393 and 240406402.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40784 + ... + 46304.

Almost surely, 2^240406424 is an apocalyptic number.

It is an amenable number.

240406424 is a deficient number, since it is larger than the sum of its proper divisors (210520096).

240406424 is a wasteful number, since it uses less digits than its factorization.

240406424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10970 (or 10966 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 26.

The square root of 240406424 is about 15505.0451144136. The cubic root of 240406424 is about 621.7970961021.

The spelling of 240406424 in words is "two hundred forty million, four hundred six thousand, four hundred twenty-four".