63323345 has 4 divisors (see below), whose sum is σ = 75988020. Its totient is φ = 50658672.

The previous prime is 63323341. The next prime is 63323353. The reversal of 63323345 is 54332336.

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

It can be written as a sum of positive squares in 2 ways, for example, as 41383489 + 21939856 = 6433^2 + 4684^2 .

It is a cyclic number.

It is not a de Polignac number, because 63323345 - 2² = 63323341 is a prime.

It is not an unprimeable number, because it can be changed into a prime (63323341) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6332330 + ... + 6332339.

It is an arithmetic number, because the mean of its divisors is an integer number (18997005).

Almost surely, 2^63323345 is an apocalyptic number.

It is an amenable number.

63323345 is a deficient number, since it is larger than the sum of its proper divisors (12664675).

63323345 is a wasteful number, since it uses less digits than its factorization.

63323345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12664674.

The product of its digits is 19440, while the sum is 29.

The square root of 63323345 is about 7957.5966849294. The cubic root of 63323345 is about 398.5853045740.

The spelling of 63323345 in words is "sixty-three million, three hundred twenty-three thousand, three hundred forty-five".