3646045764 has 96 divisors (see below), whose sum is σ = 9810998400. Its totient is φ = 1169562240.

The previous prime is 3646045759. The next prime is 3646045847. The reversal of 3646045764 is 4675406463.

It is a happy number.

3646045764 is a `hidden beast` number, since 36 + 4 + 604 + 5 + 7 + 6 + 4 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1034934 + ... + 1038450.

It is an arithmetic number, because the mean of its divisors is an integer number (102197900).

Almost surely, 2^3646045764 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3646045764, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4905499200).

3646045764 is an abundant number, since it is smaller than the sum of its proper divisors (6164952636).

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

3646045764 is a wasteful number, since it uses less digits than its factorization.

3646045764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3890 (or 3882 counting only the distinct ones).

The product of its (nonzero) digits is 1451520, while the sum is 45.

The square root of 3646045764 is about 60382.4955098744. The cubic root of 3646045764 is about 1539.1255174655.

The spelling of 3646045764 in words is "three billion, six hundred forty-six million, forty-five thousand, seven hundred sixty-four".