240064889 has 8 divisors (see below), whose sum is σ = 241234080. Its totient is φ = 238899456.

The previous prime is 240064883. The next prime is 240064897. The reversal of 240064889 is 988460042.

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 240064889 - 2⁴ = 240064873 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (240064883) 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, 324482 + ... + 325220.

It is an arithmetic number, because the mean of its divisors is an integer number (30154260).

Almost surely, 2^240064889 is an apocalyptic number.

It is an amenable number.

240064889 is a deficient number, since it is larger than the sum of its proper divisors (1169191).

240064889 is an equidigital number, since it uses as much as digits as its factorization.

240064889 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1879.

The product of its (nonzero) digits is 110592, while the sum is 41.

The square root of 240064889 is about 15494.0275267601. The cubic root of 240064889 is about 621.5025031468.

The spelling of 240064889 in words is "two hundred forty million, sixty-four thousand, eight hundred eighty-nine".