2646450 has 36 divisors (see below), whose sum is σ = 7111338. Its totient is φ = 705600.

The previous prime is 2646443. The next prime is 2646463. The reversal of 2646450 is 546462.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 2331729 + 314721 = 1527^2 + 561^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 2491 + ... + 3390.

2^2646450 is an apocalyptic number.

2646450 is an abundant number, since it is smaller than the sum of its proper divisors (4464888).

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

2646450 is a wasteful number, since it uses less digits than its factorization.

2646450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5899 (or 5891 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The square root of 2646450 is about 1626.7913203604. The cubic root of 2646450 is about 138.3209291953.

The spelling of 2646450 in words is "two million, six hundred forty-six thousand, four hundred fifty".