2399085 has 32 divisors (see below), whose sum is σ = 4596480. Its totient is φ = 1180224.

The previous prime is 2399081. The next prime is 2399087. The reversal of 2399085 is 5809932.

It is not a de Polignac number, because 2399085 - 2² = 2399081 is a prime.

It is a plaindrome in base 8.

It is a zygodrome in base 8.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2399081) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1072 + ... + 2438.

It is an arithmetic number, because the mean of its divisors is an integer number (143640).

2^2399085 is an apocalyptic number.

It is an amenable number.

2399085 is a deficient number, since it is larger than the sum of its proper divisors (2197395).

2399085 is a wasteful number, since it uses less digits than its factorization.

2399085 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1394 (or 1388 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 36.

The square root of 2399085 is about 1548.8979953502. The cubic root of 2399085 is about 133.8695730995.

The spelling of 2399085 in words is "two million, three hundred ninety-nine thousand, eighty-five".