3622706 has 4 divisors (see below), whose sum is σ = 5434062. Its totient is φ = 1811352.

The previous prime is 3622687. The next prime is 3622721. The reversal of 3622706 is 6072263.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6072263 = 53 ⋅114571.

It can be written as a sum of positive squares in only one way, i.e., 2640625 + 982081 = 1625^2 + 991^2 .

It is a d-powerful number, because it can be written as 3⁸ + 6⁸ + 2¹³ + 2¹⁷ + 7⁶ + 0 + 6⁸ .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 905675 + ... + 905678.

Almost surely, 2^3622706 is an apocalyptic number.

3622706 is a deficient number, since it is larger than the sum of its proper divisors (1811356).

3622706 is a wasteful number, since it uses less digits than its factorization.

3622706 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1811355.

The product of its (nonzero) digits is 3024, while the sum is 26.

The square root of 3622706 is about 1903.3407472126. The cubic root of 3622706 is about 153.5834303325.

Adding to 3622706 its reverse (6072263), we get a palindrome (9694969).

The spelling of 3622706 in words is "three million, six hundred twenty-two thousand, seven hundred six".