3643927960 has 32 divisors (see below), whose sum is σ = 8212181760. Its totient is φ = 1455198976.

The previous prime is 3643927957. The next prime is 3643927993. The reversal of 3643927960 is 697293463.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49144 + ... + 98503.

It is an arithmetic number, because the mean of its divisors is an integer number (256630680).

Almost surely, 2^3643927960 is an apocalyptic number.

It is an amenable number.

3643927960 is an abundant number, since it is smaller than the sum of its proper divisors (4568253800).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3643927960 is a wasteful number, since it uses less digits than its factorization.

3643927960 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 148275 (or 148271 counting only the distinct ones).

The product of its (nonzero) digits is 1469664, while the sum is 49.

The square root of 3643927960 is about 60364.9563902766. The cubic root of 3643927960 is about 1538.8274596336.

It can be divided in two parts, 364 and 3927960, that added together give a square (3928324 = 1982²).

The spelling of 3643927960 in words is "three billion, six hundred forty-three million, nine hundred twenty-seven thousand, nine hundred sixty".