36308642 has 4 divisors (see below), whose sum is σ = 54462966. Its totient is φ = 18154320.

The previous prime is 36308627. The next prime is 36308647. The reversal of 36308642 is 24680363.

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

It can be written as a sum of positive squares in only one way, i.e., 34798201 + 1510441 = 5899^2 + 1229^2 .

It is a junction number, because it is equal to n+sod(n) for n = 36308599 and 36308608.

It is not an unprimeable number, because it can be changed into a prime (36308647) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9077159 + ... + 9077162.

Almost surely, 2^36308642 is an apocalyptic number.

36308642 is a deficient number, since it is larger than the sum of its proper divisors (18154324).

36308642 is a wasteful number, since it uses less digits than its factorization.

36308642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18154323.

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

The square root of 36308642 is about 6025.6652744738. The cubic root of 36308642 is about 331.1336645232.

The spelling of 36308642 in words is "thirty-six million, three hundred eight thousand, six hundred forty-two".