63706 has 8 divisors (see below), whose sum is σ = 97524. Its totient is φ = 31200.

The previous prime is 63703. The next prime is 63709. The reversal of 63706 is 60736.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (63703) and next prime (63709).

It can be written as a sum of positive squares in 2 ways, for example, as 58081 + 5625 = 241^2 + 75^2 .

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

It is a d-powerful number, because it can be written as 6³ + 3³ + 7⁵ + 0 + 6⁶ .

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 63706.

It is not an unprimeable number, because it can be changed into a prime (63703) 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, 195 + ... + 406.

2⁶³⁷⁰⁶ is an apocalyptic number.

63706 is a deficient number, since it is larger than the sum of its proper divisors (33818).

63706 is a wasteful number, since it uses less digits than its factorization.

63706 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 656.

The product of its (nonzero) digits is 756, while the sum is 22.

The square root of 63706 is about 252.4004754354. The cubic root of 63706 is about 39.9386559708.

The spelling of 63706 in words is "sixty-three thousand, seven hundred six".