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38706 = 236451

38706 has 8 divisors (see below), whose sum is σ = 77424. Its totient is φ = 12900.

The previous prime is 38699. The next prime is 38707. The reversal of 38706 is 60783.

It can be divided in two parts, 3870 and 6, that multiplied together give a triangular number (23220 = T215).

38706 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

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

38706 is an admirable number.

It is a nialpdrome in base 16.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 38706.

It is not an unprimeable number, because it can be changed into a prime (38707) 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, 3220 + ... + 3231.

It is an arithmetic number, because the mean of its divisors is an integer number (9678).

238706 is an apocalyptic number.

38706 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

It is a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (38712).

38706 is a wasteful number, since it uses less digits than its factorization.

38706 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6456.

The product of its (nonzero) digits is 1008, while the sum is 24.

The square root of 38706 is about 196.7384049951. The cubic root of 38706 is about 33.8266843419.

The spelling of 38706 in words is "thirty-eight thousand, seven hundred six".

Divisors: 1 2 3 6 6451 12902 19353 38706