63424971 has 16 divisors (see below), whose sum is σ = 94089600. Its totient is φ = 42226344.

The previous prime is 63424969. The next prime is 63424973. The reversal of 63424971 is 17942436.

It is an interprime number because it is at equal distance from previous prime (63424969) and next prime (63424973).

It is not a de Polignac number, because 63424971 - 2¹ = 63424969 is a prime.

It is not an unprimeable number, because it can be changed into a prime (63424973) 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, 31060 + ... + 33038.

It is an arithmetic number, because the mean of its divisors is an integer number (5880600).

Almost surely, 2^63424971 is an apocalyptic number.

63424971 is a deficient number, since it is larger than the sum of its proper divisors (30664629).

63424971 is a wasteful number, since it uses less digits than its factorization.

63424971 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3175 (or 3169 counting only the distinct ones).

The product of its digits is 36288, while the sum is 36.

The square root of 63424971 is about 7963.9795956544. The cubic root of 63424971 is about 398.7984170268.

The spelling of 63424971 in words is "sixty-three million, four hundred twenty-four thousand, nine hundred seventy-one".