2649546 has 12 divisors (see below), whose sum is σ = 5740722. Its totient is φ = 883176.

The previous prime is 2649541. The next prime is 2649547. The reversal of 2649546 is 6459462.

2649546 is a `hidden beast` number, since 2 + 649 + 5 + 4 + 6 = 666.

2649546 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 2480625 + 168921 = 1575^2 + 411^2 .

It is a super-2 number, since 2×2649546² = 14040188012232, which contains 22 as substring.

It is an Ulam number.

It is a d-powerful number, because it can be written as 2¹⁹ + 6² + 4⁹ + 9⁶ + 5⁵ + 4¹⁰ + 6⁷ .

It is a self number, because there is not a number n which added to its sum of digits gives 2649546.

It is not an unprimeable number, because it can be changed into a prime (2649541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 73581 + ... + 73616.

2^2649546 is an apocalyptic number.

2649546 is an abundant number, since it is smaller than the sum of its proper divisors (3091176).

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

2649546 is a wasteful number, since it uses less digits than its factorization.

2649546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147205 (or 147202 counting only the distinct ones).

The product of its digits is 51840, while the sum is 36.

The square root of 2649546 is about 1627.7426086455. The cubic root of 2649546 is about 138.3748473007.

The spelling of 2649546 in words is "two million, six hundred forty-nine thousand, five hundred forty-six".