2646366 has 32 divisors (see below), whose sum is σ = 5581440. Its totient is φ = 835296.

The previous prime is 2646361. The next prime is 2646409. The reversal of 2646366 is 6636462.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2646361) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11545 + ... + 11771.

It is an arithmetic number, because the mean of its divisors is an integer number (174420).

2^2646366 is an apocalyptic number.

2646366 is an abundant number, since it is smaller than the sum of its proper divisors (2935074).

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

2646366 is a wasteful number, since it uses less digits than its factorization.

2646366 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 328.

The product of its digits is 31104, while the sum is 33.

The square root of 2646366 is about 1626.7655024619. The cubic root of 2646366 is about 138.3194657152.

The spelling of 2646366 in words is "two million, six hundred forty-six thousand, three hundred sixty-six".