67324249 has 4 divisors (see below), whose sum is σ = 67359460. Its totient is φ = 67289040.

The previous prime is 67324247. The next prime is 67324261. The reversal of 67324249 is 94242376.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 53582400 + 13741849 = 7320^2 + 3707^2 .

It is a cyclic number.

It is not a de Polignac number, because 67324249 - 2¹ = 67324247 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (67324241) 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, 14562 + ... + 18619.

It is an arithmetic number, because the mean of its divisors is an integer number (16839865).

Almost surely, 2^67324249 is an apocalyptic number.

It is an amenable number.

67324249 is a deficient number, since it is larger than the sum of its proper divisors (35211).

67324249 is a wasteful number, since it uses less digits than its factorization.

67324249 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35210.

The product of its digits is 72576, while the sum is 37.

The square root of 67324249 is about 8205.1355259983. The cubic root of 67324249 is about 406.8089563743.

The spelling of 67324249 in words is "sixty-seven million, three hundred twenty-four thousand, two hundred forty-nine".