3545471752 has 8 divisors (see below), whose sum is σ = 6647759550. Its totient is φ = 1772735872.

The previous prime is 3545471717. The next prime is 3545471753. The reversal of 3545471752 is 2571745453.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 2955661956 + 589809796 = 54366^2 + 24286^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 3545471699 and 3545471708.

It is not an unprimeable number, because it can be changed into a prime (3545471753) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 221591977 + ... + 221591992.

Almost surely, 2^3545471752 is an apocalyptic number.

It is an amenable number.

3545471752 is a deficient number, since it is larger than the sum of its proper divisors (3102287798).

3545471752 is a wasteful number, since it uses less digits than its factorization.

3545471752 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 443183975 (or 443183971 counting only the distinct ones).

The product of its digits is 588000, while the sum is 43.

The square root of 3545471752 is about 59543.8641003420. The cubic root of 3545471752 is about 1524.8414063508.

The spelling of 3545471752 in words is "three billion, five hundred forty-five million, four hundred seventy-one thousand, seven hundred fifty-two".