3896602645 has 16 divisors (see below), whose sum is σ = 5171710320. Its totient is φ = 2799719424.

The previous prime is 3896602639. The next prime is 3896602663. The reversal of 3896602645 is 5462066983.

It can be written as a sum of positive squares in 8 ways, for example, as 29877156 + 3866725489 = 5466^2 + 62183^2 .

It is a cyclic number.

It is not a de Polignac number, because 3896602645 - 2⁵ = 3896602613 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 807700 + ... + 812509.

It is an arithmetic number, because the mean of its divisors is an integer number (323231895).

Almost surely, 2^3896602645 is an apocalyptic number.

It is an amenable number.

3896602645 is a deficient number, since it is larger than the sum of its proper divisors (1275107675).

3896602645 is a wasteful number, since it uses less digits than its factorization.

3896602645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1620264.

The product of its (nonzero) digits is 1866240, while the sum is 49.

The square root of 3896602645 is about 62422.7734484779. The cubic root of 3896602645 is about 1573.6037202823.

The spelling of 3896602645 in words is "three billion, eight hundred ninety-six million, six hundred two thousand, six hundred forty-five".