10421064 has 24 divisors (see below), whose sum is σ = 28223910. Its totient is φ = 3473664.

The previous prime is 10421039. The next prime is 10421083. The reversal of 10421064 is 46012401.

It can be written as a sum of positive squares in only one way, i.e., 10304100 + 116964 = 3210^2 + 342^2 .

It is a tau number, because it is divible by the number of its divisors (24).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 72297 + ... + 72440.

Almost surely, 2^10421064 is an apocalyptic number.

It is an amenable number.

10421064 is an abundant number, since it is smaller than the sum of its proper divisors (17802846).

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

10421064 is a wasteful number, since it uses less digits than its factorization.

10421064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144749 (or 144742 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 10421064 is about 3228.1672819109. The cubic root of 10421064 is about 218.4258432567.

Adding to 10421064 its reverse (46012401), we get a palindrome (56433465).

The spelling of 10421064 in words is "ten million, four hundred twenty-one thousand, sixty-four".