3646012238 has 16 divisors (see below), whose sum is σ = 6158661120. Its totient is φ = 1603817400.

The previous prime is 3646012189. The next prime is 3646012243. The reversal of 3646012238 is 8322106463.

It is a junction number, because it is equal to n+sod(n) for n = 3646012198 and 3646012207.

It is a congruent number.

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, 2672348 + ... + 2673711.

It is an arithmetic number, because the mean of its divisors is an integer number (384916320).

Almost surely, 2^3646012238 is an apocalyptic number.

3646012238 is a deficient number, since it is larger than the sum of its proper divisors (2512648882).

3646012238 is a wasteful number, since it uses less digits than its factorization.

3646012238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5346103.

The product of its (nonzero) digits is 41472, while the sum is 35.

The square root of 3646012238 is about 60382.2178956686. The cubic root of 3646012238 is about 1539.1207999456.

The spelling of 3646012238 in words is "three billion, six hundred forty-six million, twelve thousand, two hundred thirty-eight".