7247564 has 24 divisors (see below), whose sum is σ = 13434960. Its totient is φ = 3415104.

The previous prime is 7247561. The next prime is 7247567. The reversal of 7247564 is 4657427.

It is an interprime number because it is at equal distance from previous prime (7247561) and next prime (7247567).

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors.

It is a plaindrome in base 13.

It is not an unprimeable number, because it can be changed into a prime (7247561) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4262 + ... + 5714.

It is an arithmetic number, because the mean of its divisors is an integer number (559790).

Almost surely, 2^7247564 is an apocalyptic number.

It is an amenable number.

7247564 is a deficient number, since it is larger than the sum of its proper divisors (6187396).

7247564 is a wasteful number, since it uses less digits than its factorization.

7247564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1529 (or 1527 counting only the distinct ones).

The product of its digits is 47040, while the sum is 35.

The square root of 7247564 is about 2692.1300117193. The cubic root of 7247564 is about 193.5221526939.

The spelling of 7247564 in words is "seven million, two hundred forty-seven thousand, five hundred sixty-four".