2649104 has 10 divisors (see below), whose sum is σ = 5132670. Its totient is φ = 1324544.

The previous prime is 2649091. The next prime is 2649109. The reversal of 2649104 is 4019462.

It can be written as a sum of positive squares in only one way, i.e., 1567504 + 1081600 = 1252^2 + 1040^2 .

It is not an unprimeable number, because it can be changed into a prime (2649109) by changing a digit.

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 as a sum of consecutive naturals, namely, 82769 + ... + 82800.

It is an arithmetic number, because the mean of its divisors is an integer number (513267).

2^2649104 is an apocalyptic number.

It is an amenable number.

2649104 is a deficient number, since it is larger than the sum of its proper divisors (2483566).

2649104 is a wasteful number, since it uses less digits than its factorization.

2649104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 165577 (or 165571 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 2649104 is about 1627.6068321312. The cubic root of 2649104 is about 138.3671522611.

The spelling of 2649104 in words is "two million, six hundred forty-nine thousand, one hundred four".