2170064 has 20 divisors (see below), whose sum is σ = 4528356. Its totient is φ = 1001472.

The previous prime is 2170061. The next prime is 2170109. The reversal of 2170064 is 4600712.

It can be written as a sum of positive squares in 2 ways, for example, as 824464 + 1345600 = 908^2 + 1160^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2170061) 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, 5009 + ... + 5424.

2^2170064 is an apocalyptic number.

It is an amenable number.

2170064 is an abundant number, since it is smaller than the sum of its proper divisors (2358292).

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

2170064 is a wasteful number, since it uses less digits than its factorization.

2170064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10454 (or 10448 counting only the distinct ones).

The product of its (nonzero) digits is 336, while the sum is 20.

The square root of 2170064 is about 1473.1137091209. The cubic root of 2170064 is about 129.4665318023.

Adding to 2170064 its reverse (4600712), we get a palindrome (6770776).

The spelling of 2170064 in words is "two million, one hundred seventy thousand, sixty-four".