3447745652 has 12 divisors (see below), whose sum is σ = 6497674596. Its totient is φ = 1591267200.

The previous prime is 3447745627. The next prime is 3447745723. The reversal of 3447745652 is 2565477443.

It can be written as a sum of positive squares in 2 ways, for example, as 1815100816 + 1632644836 = 42604^2 + 40406^2 .

It is a junction number, because it is equal to n+sod(n) for n = 3447745597 and 3447745606.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33151349 + ... + 33151452.

It is an arithmetic number, because the mean of its divisors is an integer number (541472883).

Almost surely, 2^3447745652 is an apocalyptic number.

It is an amenable number.

3447745652 is a deficient number, since it is larger than the sum of its proper divisors (3049928944).

3447745652 is a wasteful number, since it uses less digits than its factorization.

3447745652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66302818 (or 66302816 counting only the distinct ones).

The product of its digits is 2822400, while the sum is 47.

The square root of 3447745652 is about 58717.5072018559. The cubic root of 3447745652 is about 1510.7006166460.

Subtracting from 3447745652 its reverse (2565477443), we obtain a square (882268209 = 29703²).

The spelling of 3447745652 in words is "three billion, four hundred forty-seven million, seven hundred forty-five thousand, six hundred fifty-two".