63434087 has 4 divisors (see below), whose sum is σ = 63933696. Its totient is φ = 62934480.

The previous prime is 63434081. The next prime is 63434099. The reversal of 63434087 is 78043436.

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

It is a cyclic number.

It is not a de Polignac number, because 63434087 - 2⁴ = 63434071 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63434081) 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, 249614 + ... + 249867.

It is an arithmetic number, because the mean of its divisors is an integer number (15983424).

Almost surely, 2^63434087 is an apocalyptic number.

63434087 is a deficient number, since it is larger than the sum of its proper divisors (499609).

63434087 is a wasteful number, since it uses less digits than its factorization.

63434087 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 499608.

The product of its (nonzero) digits is 48384, while the sum is 35.

The square root of 63434087 is about 7964.5519020219. The cubic root of 63434087 is about 398.8175223947.

The spelling of 63434087 in words is "sixty-three million, four hundred thirty-four thousand, eighty-seven".