363643066 has 4 divisors (see below), whose sum is σ = 545464602. Its totient is φ = 181821532.

The previous prime is 363643061. The next prime is 363643079. The reversal of 363643066 is 660346363.

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., 359898841 + 3744225 = 18971^2 + 1935^2 .

It is not an unprimeable number, because it can be changed into a prime (363643061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 90910765 + ... + 90910768.

Almost surely, 2^363643066 is an apocalyptic number.

363643066 is a deficient number, since it is larger than the sum of its proper divisors (181821536).

363643066 is a wasteful number, since it uses less digits than its factorization.

363643066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 181821535.

The product of its (nonzero) digits is 139968, while the sum is 37.

The square root of 363643066 is about 19069.4275215592. The cubic root of 363643066 is about 713.7702407351.

The spelling of 363643066 in words is "three hundred sixty-three million, six hundred forty-three thousand, sixty-six".