240607641 has 8 divisors (see below), whose sum is σ = 320892064. Its totient is φ = 160364160.

The previous prime is 240607637. The next prime is 240607643. The reversal of 240607641 is 146706042.

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

It is not a de Polignac number, because 240607641 - 2² = 240607637 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 240607599 and 240607608.

It is not an unprimeable number, because it can be changed into a prime (240607643) 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, 8250 + ... + 23436.

It is an arithmetic number, because the mean of its divisors is an integer number (40111508).

Almost surely, 2^240607641 is an apocalyptic number.

It is an amenable number.

240607641 is a deficient number, since it is larger than the sum of its proper divisors (80284423).

240607641 is a wasteful number, since it uses less digits than its factorization.

240607641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20471.

The product of its (nonzero) digits is 8064, while the sum is 30.

The square root of 240607641 is about 15511.5325161636. The cubic root of 240607641 is about 621.9705263757.

The spelling of 240607641 in words is "two hundred forty million, six hundred seven thousand, six hundred forty-one".