10029891 has 8 divisors (see below), whose sum is σ = 14077120. Its totient is φ = 6334632.

The previous prime is 10029883. The next prime is 10029913. The reversal of 10029891 is 19892001.

10029891 is digitally balanced in base 3, because in such base 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.

It is not a de Polignac number, because 10029891 - 2³ = 10029883 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10029091) 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, 87925 + ... + 88038.

It is an arithmetic number, because the mean of its divisors is an integer number (1759640).

Almost surely, 2^10029891 is an apocalyptic number.

10029891 is a deficient number, since it is larger than the sum of its proper divisors (4047229).

10029891 is a wasteful number, since it uses less digits than its factorization.

10029891 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 175985.

The product of its (nonzero) digits is 1296, while the sum is 30.

The square root of 10029891 is about 3167.0003157562. Note that the first 3 decimals coincide. The cubic root of 10029891 is about 215.6579161680.

The spelling of 10029891 in words is "ten million, twenty-nine thousand, eight hundred ninety-one".