240093689 has 4 divisors (see below), whose sum is σ = 261920400. Its totient is φ = 218266980.

The previous prime is 240093673. The next prime is 240093691. The reversal of 240093689 is 986390042.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 240093689 - 2⁴ = 240093673 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (240093589) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10913339 + ... + 10913360.

It is an arithmetic number, because the mean of its divisors is an integer number (65480100).

Almost surely, 2^240093689 is an apocalyptic number.

It is an amenable number.

240093689 is a deficient number, since it is larger than the sum of its proper divisors (21826711).

240093689 is a wasteful number, since it uses less digits than its factorization.

240093689 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21826710.

The product of its (nonzero) digits is 93312, while the sum is 41.

The square root of 240093689 is about 15494.9568892592. The cubic root of 240093689 is about 621.5273555335.

The spelling of 240093689 in words is "two hundred forty million, ninety-three thousand, six hundred eighty-nine".