3451625444 has 24 divisors (see below), whose sum is σ = 6070749048. Its totient is φ = 1717148160.

The previous prime is 3451625423. The next prime is 3451625459. The reversal of 3451625444 is 4445261543.

It can be written as a sum of positive squares in 4 ways, for example, as 7344100 + 3444281344 = 2710^2 + 58688^2 .

It is a junction number, because it is equal to n+sod(n) for n = 3451625398 and 3451625407.

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, 726902 + ... + 731634.

It is an arithmetic number, because the mean of its divisors is an integer number (252947877).

Almost surely, 2^3451625444 is an apocalyptic number.

It is an amenable number.

3451625444 is a deficient number, since it is larger than the sum of its proper divisors (2619123604).

3451625444 is a wasteful number, since it uses less digits than its factorization.

3451625444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5615 (or 5613 counting only the distinct ones).

The product of its digits is 230400, while the sum is 38.

The square root of 3451625444 is about 58750.5356911748. The cubic root of 3451625444 is about 1511.2670744196.

Adding to 3451625444 its reverse (4445261543), we get a palindrome (7896886987).

The spelling of 3451625444 in words is "three billion, four hundred fifty-one million, six hundred twenty-five thousand, four hundred forty-four".