240001099 has 8 divisors (see below), whose sum is σ = 258742512. Its totient is φ = 221299680.

The previous prime is 240001093. The next prime is 240001117. The reversal of 240001099 is 990100042.

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 240001099 - 2¹⁷ = 239870027 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (240001093) 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, 3117 + ... + 22129.

It is an arithmetic number, because the mean of its divisors is an integer number (32342814).

Almost surely, 2^240001099 is an apocalyptic number.

240001099 is a deficient number, since it is larger than the sum of its proper divisors (18741413).

240001099 is a wasteful number, since it uses less digits than its factorization.

240001099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19997.

The product of its (nonzero) digits is 648, while the sum is 25.

The square root of 240001099 is about 15491.9688548615. The cubic root of 240001099 is about 621.4474497584.

The spelling of 240001099 in words is "two hundred forty million, one thousand, ninety-nine".