3612297856 has 16 divisors (see below), whose sum is σ = 7196374890. Its totient is φ = 1806148864.

The previous prime is 3612297809. The next prime is 3612297881. The reversal of 3612297856 is 6587922163.

It can be written as a sum of positive squares in only one way, i.e., 2674958400 + 937339456 = 51720^2 + 30616^2 .

It is a tau number, because it is divible by the number of its divisors (16).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14110411 + ... + 14110666.

Almost surely, 2^3612297856 is an apocalyptic number.

It is an amenable number.

3612297856 is a deficient number, since it is larger than the sum of its proper divisors (3584077034).

3612297856 is an equidigital number, since it uses as much as digits as its factorization.

3612297856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28221091 (or 28221079 counting only the distinct ones).

The product of its digits is 1088640, while the sum is 49.

The square root of 3612297856 is about 60102.3947609411. The cubic root of 3612297856 is about 1534.3620596749.

The spelling of 3612297856 in words is "three billion, six hundred twelve million, two hundred ninety-seven thousand, eight hundred fifty-six".