3122400044 has 6 divisors (see below), whose sum is σ = 5464200084. Its totient is φ = 1561200020.

The previous prime is 3122399999. The next prime is 3122400079. The reversal of 3122400044 is 4400042213.

It is a junction number, because it is equal to n+sod(n) for n = 3122399989 and 3122400025.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 390300002 + ... + 390300009.

It is an arithmetic number, because the mean of its divisors is an integer number (910700014).

Almost surely, 2^3122400044 is an apocalyptic number.

It is an amenable number.

3122400044 is a deficient number, since it is larger than the sum of its proper divisors (2341800040).

3122400044 is a wasteful number, since it uses less digits than its factorization.

3122400044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 780600015 (or 780600013 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 3122400044 is about 55878.4398851650. The cubic root of 3122400044 is about 1461.6032996783.

Adding to 3122400044 its reverse (4400042213), we get a palindrome (7522442257).

The spelling of 3122400044 in words is "three billion, one hundred twenty-two million, four hundred thousand, forty-four".