2400220612 has 24 divisors (see below), whose sum is σ = 4446288000. Its totient is φ = 1131777696.

The previous prime is 2400220609. The next prime is 2400220631. The reversal of 2400220612 is 2160220042.

It is a super-2 number, since 2×2400220612² = 11522117972539309088, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2400220612.

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, 235612 + ... + 245587.

It is an arithmetic number, because the mean of its divisors is an integer number (185262000).

Almost surely, 2^2400220612 is an apocalyptic number.

It is an amenable number.

2400220612 is a deficient number, since it is larger than the sum of its proper divisors (2046067388).

2400220612 is a wasteful number, since it uses less digits than its factorization.

2400220612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 481275 (or 481273 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 2400220612 is about 48992.0464157194. The cubic root of 2400220612 is about 1338.9069225024.

Adding to 2400220612 its reverse (2160220042), we get a palindrome (4560440654).

The spelling of 2400220612 in words is "two billion, four hundred million, two hundred twenty thousand, six hundred twelve".