3646212 has 24 divisors (see below), whose sum is σ = 8716512. Its totient is φ = 1185600.

The previous prime is 3646187. The next prime is 3646219. The reversal of 3646212 is 2126463.

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (3646219) 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, 3214 + ... + 4197.

It is an arithmetic number, because the mean of its divisors is an integer number (363188).

Almost surely, 2^3646212 is an apocalyptic number.

It is an amenable number.

3646212 is an abundant number, since it is smaller than the sum of its proper divisors (5070300).

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

3646212 is a wasteful number, since it uses less digits than its factorization.

3646212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7459 (or 7457 counting only the distinct ones).

The product of its digits is 1728, while the sum is 24.

The square root of 3646212 is about 1909.5056951997. The cubic root of 3646212 is about 153.9148908485.

The spelling of 3646212 in words is "three million, six hundred forty-six thousand, two hundred twelve".