2310240 has 48 divisors (see below), whose sum is σ = 7278768. Its totient is φ = 615936.

The previous prime is 2310233. The next prime is 2310241. The reversal of 2310240 is 420132.

It is a tau number, because it is divible by the number of its divisors (48).

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2310241) 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, 1927 + ... + 2886.

It is an arithmetic number, because the mean of its divisors is an integer number (151641).

2^2310240 is an apocalyptic number.

2310240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2310240 is an abundant number, since it is smaller than the sum of its proper divisors (4968528).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2310240 is a wasteful number, since it uses less digits than its factorization.

2310240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4831 (or 4823 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 12.

The square root of 2310240 is about 1519.9473675098. The cubic root of 2310240 is about 132.1962187354.

Adding to 2310240 its reverse (420132), we get a palindrome (2730372).

The spelling of 2310240 in words is "two million, three hundred ten thousand, two hundred forty".