2072664 has 48 divisors (see below), whose sum is σ = 6126120. Its totient is φ = 627840.

The previous prime is 2072663. The next prime is 2072683. The reversal of 2072664 is 4662702.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2072663) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 517 + ... + 2100.

2^2072664 is an apocalyptic number.

2072664 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2072664 is an abundant number, since it is smaller than the sum of its proper divisors (4053456).

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

2072664 is a wasteful number, since it uses less digits than its factorization.

2072664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2640 (or 2633 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 27.

The square root of 2072664 is about 1439.6749633164. The cubic root of 2072664 is about 127.4998385234.

The spelling of 2072664 in words is "two million, seventy-two thousand, six hundred sixty-four".