3646496 has 48 divisors (see below), whose sum is σ = 8354304. Its totient is φ = 1534464.

The previous prime is 3646493. The next prime is 3646507. The reversal of 3646496 is 6946463.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (3646493) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16241 + ... + 16463.

It is an arithmetic number, because the mean of its divisors is an integer number (174048).

Almost surely, 2^3646496 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 3646496, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4177152).

3646496 is an abundant number, since it is smaller than the sum of its proper divisors (4707808).

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

3646496 is a wasteful number, since it uses less digits than its factorization.

3646496 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 313 (or 305 counting only the distinct ones).

The product of its digits is 93312, while the sum is 38.

The square root of 3646496 is about 1909.5800585469. The cubic root of 3646496 is about 153.9188868398.

The spelling of 3646496 in words is "three million, six hundred forty-six thousand, four hundred ninety-six".