3620002 has 4 divisors (see below), whose sum is σ = 5430006. Its totient is φ = 1810000.

The previous prime is 3619991. The next prime is 3620011. The reversal of 3620002 is 2000263.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2000263 = 19 ⋅105277.

It can be written as a sum of positive squares in only one way, i.e., 3059001 + 561001 = 1749^2 + 749^2 .

It is a Smith number, since the sum of its digits (13) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a plaindrome in base 12.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 904999 + ... + 905002.

Almost surely, 2^3620002 is an apocalyptic number.

3620002 is a deficient number, since it is larger than the sum of its proper divisors (1810004).

3620002 is a wasteful number, since it uses less digits than its factorization.

3620002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1810003.

The product of its (nonzero) digits is 72, while the sum is 13.

The square root of 3620002 is about 1902.6302846323. The cubic root of 3620002 is about 153.5452090909.

Adding to 3620002 its reverse (2000263), we get a palindrome (5620265).

The spelling of 3620002 in words is "three million, six hundred twenty thousand, two".