63706417 has 8 divisors (see below), whose sum is σ = 66205440. Its totient is φ = 61227600.

The previous prime is 63706403. The next prime is 63706439. The reversal of 63706417 is 71460736.

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 63706417 - 2¹¹ = 63704369 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (63706117) 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, 1542 + ... + 11392.

It is an arithmetic number, because the mean of its divisors is an integer number (8275680).

Almost surely, 2^63706417 is an apocalyptic number.

It is an amenable number.

63706417 is a deficient number, since it is larger than the sum of its proper divisors (2499023).

63706417 is a wasteful number, since it uses less digits than its factorization.

63706417 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10103.

The product of its (nonzero) digits is 21168, while the sum is 34.

The square root of 63706417 is about 7981.6299713780. The cubic root of 63706417 is about 399.3874311273.

The spelling of 63706417 in words is "sixty-three million, seven hundred six thousand, four hundred seventeen".