2400899 has 4 divisors (see below), whose sum is σ = 2440320. Its totient is φ = 2361480.

The previous prime is 2400883. The next prime is 2400907. The reversal of 2400899 is 9980042.

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

It is a cyclic number.

It is not a de Polignac number, because 2400899 - 2⁴ = 2400883 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2400869) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19619 + ... + 19740.

It is an arithmetic number, because the mean of its divisors is an integer number (610080).

2^2400899 is an apocalyptic number.

2400899 is a deficient number, since it is larger than the sum of its proper divisors (39421).

2400899 is an equidigital number, since it uses as much as digits as its factorization.

2400899 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39420.

The product of its (nonzero) digits is 5184, while the sum is 32.

The square root of 2400899 is about 1549.4834623190. The cubic root of 2400899 is about 133.9033051579.

The spelling of 2400899 in words is "two million, four hundred thousand, eight hundred ninety-nine".