2755650 has 24 divisors (see below), whose sum is σ = 6834384. Its totient is φ = 734800.

The previous prime is 2755637. The next prime is 2755661. The reversal of 2755650 is 565572.

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9036 + ... + 9335.

It is an arithmetic number, because the mean of its divisors is an integer number (284766).

2^2755650 is an apocalyptic number.

2755650 is an abundant number, since it is smaller than the sum of its proper divisors (4078734).

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

2755650 is a wasteful number, since it uses less digits than its factorization.

2755650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18386 (or 18381 counting only the distinct ones).

The product of its (nonzero) digits is 10500, while the sum is 30.

The square root of 2755650 is about 1660.0150601726. The cubic root of 2755650 is about 140.1978495169.

The spelling of 2755650 in words is "two million, seven hundred fifty-five thousand, six hundred fifty".