240673947 has 8 divisors (see below), whose sum is σ = 339775056. Its totient is φ = 151011072.

The previous prime is 240673933. The next prime is 240673991. The reversal of 240673947 is 749376042.

240673947 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 240673947 - 2⁷ = 240673819 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 240673899 and 240673908.

It is not an unprimeable number, because it can be changed into a prime (240673907) 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, 2359498 + ... + 2359599.

It is an arithmetic number, because the mean of its divisors is an integer number (42471882).

Almost surely, 2^240673947 is an apocalyptic number.

240673947 is a deficient number, since it is larger than the sum of its proper divisors (99101109).

240673947 is a wasteful number, since it uses less digits than its factorization.

240673947 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4719117.

The product of its (nonzero) digits is 254016, while the sum is 42.

The square root of 240673947 is about 15513.6696819289. The cubic root of 240673947 is about 622.0276547776.

The spelling of 240673947 in words is "two hundred forty million, six hundred seventy-three thousand, nine hundred forty-seven".