240001073 has 4 divisors (see below), whose sum is σ = 258462708. Its totient is φ = 221539440.

The previous prime is 240001063. The next prime is 240001093. The reversal of 240001073 is 370100042.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 64915249 + 175085824 = 8057^2 + 13232^2 .

It is a cyclic number.

It is not a de Polignac number, because 240001073 - 2²⁴ = 223223857 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (240001063) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9230798 + ... + 9230823.

It is an arithmetic number, because the mean of its divisors is an integer number (64615677).

Almost surely, 2^240001073 is an apocalyptic number.

It is an amenable number.

240001073 is a deficient number, since it is larger than the sum of its proper divisors (18461635).

240001073 is a wasteful number, since it uses less digits than its factorization.

240001073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18461634.

The product of its (nonzero) digits is 168, while the sum is 17.

The square root of 240001073 is about 15491.9680157170. The cubic root of 240001073 is about 621.4474273173.

The spelling of 240001073 in words is "two hundred forty million, one thousand, seventy-three".