10169421 has 8 divisors (see below), whose sum is σ = 13611840. Its totient is φ = 6753312.

The previous prime is 10169359. The next prime is 10169429. The reversal of 10169421 is 12496101.

10169421 is digitally balanced in base 2, base 3 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.

It is not a de Polignac number, because 10169421 - 2¹¹ = 10167373 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 10169391 and 10169400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10169429) 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, 5656 + ... + 7233.

It is an arithmetic number, because the mean of its divisors is an integer number (1701480).

Almost surely, 2^10169421 is an apocalyptic number.

It is an amenable number.

10169421 is a deficient number, since it is larger than the sum of its proper divisors (3442419).

10169421 is a wasteful number, since it uses less digits than its factorization.

10169421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13155.

The product of its (nonzero) digits is 432, while the sum is 24.

The square root of 10169421 is about 3188.9529629645. The cubic root of 10169421 is about 216.6533501349.

The spelling of 10169421 in words is "ten million, one hundred sixty-nine thousand, four hundred twenty-one".