10001679 has 4 divisors (see below), whose sum is σ = 13335576. Its totient is φ = 6667784.

The previous prime is 10001659. The next prime is 10001687. The reversal of 10001679 is 97610001.

10001679 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 semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 10001679 - 2¹² = 9997583 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10001659) 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, 1666944 + ... + 1666949.

It is an arithmetic number, because the mean of its divisors is an integer number (3333894).

Almost surely, 2^10001679 is an apocalyptic number.

10001679 is a deficient number, since it is larger than the sum of its proper divisors (3333897).

10001679 is an equidigital number, since it uses as much as digits as its factorization.

10001679 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3333896.

The product of its (nonzero) digits is 378, while the sum is 24.

The square root of 10001679 is about 3162.5431222356. The cubic root of 10001679 is about 215.4555259812.

The spelling of 10001679 in words is "ten million, one thousand, six hundred seventy-nine".