2649224 has 8 divisors (see below), whose sum is σ = 4967310. Its totient is φ = 1324608.

The previous prime is 2649217. The next prime is 2649233. The reversal of 2649224 is 4229462.

It can be written as a sum of positive squares in only one way, i.e., 1612900 + 1036324 = 1270^2 + 1018^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 165569 + ... + 165584.

2^2649224 is an apocalyptic number.

It is an amenable number.

2649224 is a deficient number, since it is larger than the sum of its proper divisors (2318086).

2649224 is a wasteful number, since it uses less digits than its factorization.

2649224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 331159 (or 331155 counting only the distinct ones).

The product of its digits is 6912, while the sum is 29.

The square root of 2649224 is about 1627.6436956533. The cubic root of 2649224 is about 138.3692414968.

The spelling of 2649224 in words is "two million, six hundred forty-nine thousand, two hundred twenty-four".