6562240 has 28 divisors (see below), whose sum is σ = 15627096. Its totient is φ = 2624768.

The previous prime is 6562211. The next prime is 6562243. The reversal of 6562240 is 422656.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6562243) 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 in 3 ways as a sum of consecutive naturals, for example, 9934 + ... + 10573.

Almost surely, 2^6562240 is an apocalyptic number.

It is an amenable number.

6562240 is an abundant number, since it is smaller than the sum of its proper divisors (9064856).

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

6562240 is a wasteful number, since it uses less digits than its factorization.

6562240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20524 (or 20514 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 6562240 is about 2561.6869441835. The cubic root of 6562240 is about 187.2193371312.

Adding to 6562240 its reverse (422656), we get a palindrome (6984896).

The spelling of 6562240 in words is "six million, five hundred sixty-two thousand, two hundred forty".