63283845 has 16 divisors (see below), whose sum is σ = 102767040. Its totient is φ = 33247104.

The previous prime is 63283841. The next prime is 63283859. The reversal of 63283845 is 54838236.

It is not a de Polignac number, because 63283845 - 2² = 63283841 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63283841) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30480 + ... + 32489.

It is an arithmetic number, because the mean of its divisors is an integer number (6422940).

Almost surely, 2^63283845 is an apocalyptic number.

It is an amenable number.

63283845 is a deficient number, since it is larger than the sum of its proper divisors (39483195).

63283845 is a wasteful number, since it uses less digits than its factorization.

63283845 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63044.

The product of its digits is 138240, while the sum is 39.

The square root of 63283845 is about 7955.1143926407. The cubic root of 63283845 is about 398.5024104781.

The spelling of 63283845 in words is "sixty-three million, two hundred eighty-three thousand, eight hundred forty-five".