36020002 has 4 divisors (see below), whose sum is σ = 54030006. Its totient is φ = 18010000.

The previous prime is 36019999. The next prime is 36020009. The reversal of 36020002 is 20002063.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 20002063 = 463 ⋅43201.

It can be written as a sum of positive squares in only one way, i.e., 21799561 + 14220441 = 4669^2 + 3771^2 .

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 not an unprimeable number, because it can be changed into a prime (36020009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9004999 + ... + 9005002.

Almost surely, 2^36020002 is an apocalyptic number.

36020002 is a deficient number, since it is larger than the sum of its proper divisors (18010004).

36020002 is a wasteful number, since it uses less digits than its factorization.

36020002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18010003.

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

The square root of 36020002 is about 6001.6666018699. Note that the first 4 decimals coincide. The cubic root of 36020002 is about 330.2538664828.

Adding to 36020002 its reverse (20002063), we get a palindrome (56022065).

The spelling of 36020002 in words is "thirty-six million, twenty thousand, two".