63426671 has 8 divisors (see below), whose sum is σ = 79077504. Its totient is φ = 49423320.

The previous prime is 63426667. The next prime is 63426697. The reversal of 63426671 is 17662436.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 63426671 - 2² = 63426667 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63426971) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 411785 + ... + 411938.

It is an arithmetic number, because the mean of its divisors is an integer number (9884688).

Almost surely, 2^63426671 is an apocalyptic number.

63426671 is a deficient number, since it is larger than the sum of its proper divisors (15650833).

63426671 is a wasteful number, since it uses less digits than its factorization.

63426671 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 823741.

The product of its digits is 36288, while the sum is 35.

The square root of 63426671 is about 7964.0863254990. The cubic root of 63426671 is about 398.8019800360.

The spelling of 63426671 in words is "sixty-three million, four hundred twenty-six thousand, six hundred seventy-one".