3646382 has 4 divisors (see below), whose sum is σ = 5469576. Its totient is φ = 1823190.

The previous prime is 3646369. The next prime is 3646393. The reversal of 3646382 is 2836463.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×3646382² = 26592203379848, which contains 22 as substring.

It is a d-powerful number, because it can be written as 3¹³ + 6⁶ + 4³ + 6⁷ + 3¹³ + 8 + 2¹⁷ .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 911594 + ... + 911597.

It is an arithmetic number, because the mean of its divisors is an integer number (1367394).

Almost surely, 2^3646382 is an apocalyptic number.

3646382 is a deficient number, since it is larger than the sum of its proper divisors (1823194).

3646382 is a wasteful number, since it uses less digits than its factorization.

3646382 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1823193.

The product of its digits is 20736, while the sum is 32.

The square root of 3646382 is about 1909.5502088188. The cubic root of 3646382 is about 153.9172828400.

Subtracting from 3646382 its sum of digits (32), we obtain a triangular number (3646350 = T₂₇₀₀).

The spelling of 3646382 in words is "three million, six hundred forty-six thousand, three hundred eighty-two".