2400220443 has 8 divisors (see below), whose sum is σ = 3200897088. Its totient is φ = 1599845384.

The previous prime is 2400220399. The next prime is 2400220481. The reversal of 2400220443 is 3440220042.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2400220443 - 2⁶ = 2400220379 is a prime.

It is a super-2 number, since 2×2400220443² = 11522116349990232498, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2400221443) 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, 56121 + ... + 89162.

It is an arithmetic number, because the mean of its divisors is an integer number (400112136).

Almost surely, 2^2400220443 is an apocalyptic number.

2400220443 is a deficient number, since it is larger than the sum of its proper divisors (800676645).

2400220443 is a wasteful number, since it uses less digits than its factorization.

2400220443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150793.

The product of its (nonzero) digits is 1536, while the sum is 21.

The square root of 2400220443 is about 48992.0446909496. The cubic root of 2400220443 is about 1338.9068910782.

Adding to 2400220443 its reverse (3440220042), we get a palindrome (5840440485).

The spelling of 2400220443 in words is "two billion, four hundred million, two hundred twenty thousand, four hundred forty-three".