3641946507 has 12 divisors (see below), whose sum is σ = 5280004704. Its totient is φ = 2419003440.

The previous prime is 3641946479. The next prime is 3641946509. The reversal of 3641946507 is 7056491463.

3641946507 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3641946507 - 2⁶ = 3641946443 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3641946509) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 744168 + ... + 749045.

It is an arithmetic number, because the mean of its divisors is an integer number (440000392).

Almost surely, 2^3641946507 is an apocalyptic number.

3641946507 is a deficient number, since it is larger than the sum of its proper divisors (1638058197).

3641946507 is a wasteful number, since it uses less digits than its factorization.

3641946507 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1493490 (or 1493487 counting only the distinct ones).

The product of its (nonzero) digits is 544320, while the sum is 45.

The square root of 3641946507 is about 60348.5418796511. The cubic root of 3641946507 is about 1538.5484871294.

The spelling of 3641946507 in words is "three billion, six hundred forty-one million, nine hundred forty-six thousand, five hundred seven".