2302047240 has 32 divisors (see below), whose sum is σ = 6906142080. Its totient is φ = 613879232.

The previous prime is 2302047229. The next prime is 2302047301. The reversal of 2302047240 is 427402032.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 2302047240.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9591744 + ... + 9591983.

It is an arithmetic number, because the mean of its divisors is an integer number (215816940).

Almost surely, 2^2302047240 is an apocalyptic number.

2302047240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2302047240 is an abundant number, since it is smaller than the sum of its proper divisors (4604094840).

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

2302047240 is a wasteful number, since it uses less digits than its factorization.

2302047240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19183741 (or 19183737 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 24.

The square root of 2302047240 is about 47979.6544381053. The cubic root of 2302047240 is about 1320.3976533803.

Adding to 2302047240 its reverse (427402032), we get a palindrome (2729449272).

The spelling of 2302047240 in words is "two billion, three hundred two million, forty-seven thousand, two hundred forty".