2243202540 has 24 divisors (see below), whose sum is σ = 6280967280. Its totient is φ = 598187328.

The previous prime is 2243202527. The next prime is 2243202553. The reversal of 2243202540 is 452023422.

It is a happy number.

2243202540 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (2243202527) and next prime (2243202553).

It is a self number, because there is not a number n which added to its sum of digits gives 2243202540.

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, 18693295 + ... + 18693414.

It is an arithmetic number, because the mean of its divisors is an integer number (261706970).

Almost surely, 2^2243202540 is an apocalyptic number.

2243202540 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2243202540 is an abundant number, since it is smaller than the sum of its proper divisors (4037764740).

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

2243202540 is a wasteful number, since it uses less digits than its factorization.

2243202540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37386721 (or 37386719 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 24.

The square root of 2243202540 is about 47362.4591844638. The cubic root of 2243202540 is about 1309.0497819483.

Adding to 2243202540 its reverse (452023422), we get a palindrome (2695225962).

The spelling of 2243202540 in words is "two billion, two hundred forty-three million, two hundred two thousand, five hundred forty".