2646732 has 24 divisors (see below), whose sum is σ = 6737472. Its totient is φ = 802000.

The previous prime is 2646671. The next prime is 2646733. The reversal of 2646732 is 2376462.

It is a d-powerful number, because it can be written as 2 + 6 + 4¹⁰ + 6⁴ + 7⁴ + 3¹³ + 2⁷ .

It is a self number, because there is not a number n which added to its sum of digits gives 2646732.

It is not an unprimeable number, because it can be changed into a prime (2646733) 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, 9894 + ... + 10157.

It is an arithmetic number, because the mean of its divisors is an integer number (280728).

2^2646732 is an apocalyptic number.

2646732 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

2646732 is an abundant number, since it is smaller than the sum of its proper divisors (4090740).

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

2646732 is a wasteful number, since it uses less digits than its factorization.

2646732 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20069 (or 20067 counting only the distinct ones).

The product of its digits is 12096, while the sum is 30.

The square root of 2646732 is about 1626.8779917375. The cubic root of 2646732 is about 138.3258420807.

It can be divided in two parts, 264 and 6732, that added together give a palindrome (6996).

The spelling of 2646732 in words is "two million, six hundred forty-six thousand, seven hundred thirty-two".