363642645 has 8 divisors (see below), whose sum is σ = 581828256. Its totient is φ = 193942736.

The previous prime is 363642637. The next prime is 363642649. The reversal of 363642645 is 546246363.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 363642645 - 2³ = 363642637 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (363642649) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12121407 + ... + 12121436.

It is an arithmetic number, because the mean of its divisors is an integer number (72728532).

Almost surely, 2^363642645 is an apocalyptic number.

It is an amenable number.

363642645 is a deficient number, since it is larger than the sum of its proper divisors (218185611).

363642645 is a wasteful number, since it uses less digits than its factorization.

363642645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24242851.

The product of its digits is 311040, while the sum is 39.

The square root of 363642645 is about 19069.4164829446. The cubic root of 363642645 is about 713.7699652843.

The spelling of 363642645 in words is "three hundred sixty-three million, six hundred forty-two thousand, six hundred forty-five".