63449043 has 24 divisors (see below), whose sum is σ = 99412992. Its totient is φ = 35260704.

The previous prime is 63449041. The next prime is 63449047. The reversal of 63449043 is 34094436.

It is not a de Polignac number, because 63449043 - 2¹ = 63449041 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 63448995 and 63449013.

It is not an unprimeable number, because it can be changed into a prime (63449041) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 27646 + ... + 29852.

It is an arithmetic number, because the mean of its divisors is an integer number (4142208).

Almost surely, 2^63449043 is an apocalyptic number.

63449043 is a deficient number, since it is larger than the sum of its proper divisors (35963949).

63449043 is a wasteful number, since it uses less digits than its factorization.

63449043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2291 (or 2254 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 33.

The square root of 63449043 is about 7965.4907570093. The cubic root of 63449043 is about 398.8488633053.

The spelling of 63449043 in words is "sixty-three million, four hundred forty-nine thousand, forty-three".