66248324 has 12 divisors (see below), whose sum is σ = 117083148. Its totient is φ = 32796000.

The previous prime is 66248323. The next prime is 66248341. The reversal of 66248324 is 42384266.

It can be written as a sum of positive squares in 2 ways, for example, as 57486724 + 8761600 = 7582^2 + 2960^2 .

It is not an unprimeable number, because it can be changed into a prime (66248321) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 81587 + ... + 82394.

It is an arithmetic number, because the mean of its divisors is an integer number (9756929).

Almost surely, 2^66248324 is an apocalyptic number.

It is an amenable number.

66248324 is a deficient number, since it is larger than the sum of its proper divisors (50834824).

66248324 is a wasteful number, since it uses less digits than its factorization.

66248324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164086 (or 164084 counting only the distinct ones).

The product of its digits is 55296, while the sum is 35.

The square root of 66248324 is about 8139.3073415371. The cubic root of 66248324 is about 404.6302045439.

The spelling of 66248324 in words is "sixty-six million, two hundred forty-eight thousand, three hundred twenty-four".