240436001 has 8 divisors (see below), whose sum is σ = 259376040. Its totient is φ = 221559552.

The previous prime is 240435989. The next prime is 240436003. The reversal of 240436001 is 100634042.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 30976 + 240405025 = 176^2 + 15505^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 240436001 - 2²² = 236241697 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (240436003) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7886 + ... + 23303.

It is an arithmetic number, because the mean of its divisors is an integer number (32422005).

Almost surely, 2^240436001 is an apocalyptic number.

It is an amenable number.

240436001 is a deficient number, since it is larger than the sum of its proper divisors (18940039).

240436001 is a wasteful number, since it uses less digits than its factorization.

240436001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31795.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 240436001 is about 15505.9988714046. The cubic root of 240436001 is about 621.8225947809.

The spelling of 240436001 in words is "two hundred forty million, four hundred thirty-six thousand, one".