3646337406 has 16 divisors (see below), whose sum is σ = 7296251664. Its totient is φ = 1214849664.

The previous prime is 3646337393. The next prime is 3646337467. The reversal of 3646337406 is 6047336463.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 135691 + ... + 160326.

It is an arithmetic number, because the mean of its divisors is an integer number (456015729).

Almost surely, 2^3646337406 is an apocalyptic number.

3646337406 is an abundant number, since it is smaller than the sum of its proper divisors (3649914258).

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

3646337406 is a wasteful number, since it uses less digits than its factorization.

3646337406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 298075.

The product of its (nonzero) digits is 653184, while the sum is 42.

The square root of 3646337406 is about 60384.9104164277. The cubic root of 3646337406 is about 1539.1665538563.

The spelling of 3646337406 in words is "three billion, six hundred forty-six million, three hundred thirty-seven thousand, four hundred six".