63439041 has 4 divisors (see below), whose sum is σ = 84585392. Its totient is φ = 42292692.

The previous prime is 63439031. The next prime is 63439069. The reversal of 63439041 is 14093436.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 63439041 - 2¹⁷ = 63307969 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (63439031) 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, 10573171 + ... + 10573176.

It is an arithmetic number, because the mean of its divisors is an integer number (21146348).

Almost surely, 2^63439041 is an apocalyptic number.

It is an amenable number.

63439041 is a deficient number, since it is larger than the sum of its proper divisors (21146351).

63439041 is a wasteful number, since it uses less digits than its factorization.

63439041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21146350.

The product of its (nonzero) digits is 7776, while the sum is 30.

The square root of 63439041 is about 7964.8628990084. The cubic root of 63439041 is about 398.8279042502.

The spelling of 63439041 in words is "sixty-three million, four hundred thirty-nine thousand, forty-one".