3646200040 has 32 divisors (see below), whose sum is σ = 9375943680. Its totient is φ = 1250125632.

The previous prime is 3646200023. The next prime is 3646200083. The reversal of 3646200040 is 400026463.

It is a junction number, because it is equal to n+sod(n) for n = 3646199978 and 3646200014.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6510792 + ... + 6511351.

It is an arithmetic number, because the mean of its divisors is an integer number (292998240).

Almost surely, 2^3646200040 is an apocalyptic number.

It is an amenable number.

3646200040 is an abundant number, since it is smaller than the sum of its proper divisors (5729743640).

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

3646200040 is a wasteful number, since it uses less digits than its factorization.

3646200040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13022161 (or 13022157 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 25.

The square root of 3646200040 is about 60383.7729857948. The cubic root of 3646200040 is about 1539.1472256205.

The spelling of 3646200040 in words is "three billion, six hundred forty-six million, two hundred thousand, forty".