67345252 has 24 divisors (see below), whose sum is σ = 127173816. Its totient is φ = 31020288.

The previous prime is 67345249. The next prime is 67345259. The reversal of 67345252 is 25254376.

It can be written as a sum of positive squares in 4 ways, for example, as 31990336 + 35354916 = 5656^2 + 5946^2 .

It is not an unprimeable number, because it can be changed into a prime (67345259) 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 7 ways as a sum of consecutive naturals, for example, 34248 + ... + 36160.

It is an arithmetic number, because the mean of its divisors is an integer number (5298909).

Almost surely, 2^67345252 is an apocalyptic number.

It is an amenable number.

67345252 is a deficient number, since it is larger than the sum of its proper divisors (59828564).

67345252 is a wasteful number, since it uses less digits than its factorization.

67345252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2607 (or 2605 counting only the distinct ones).

The product of its digits is 50400, while the sum is 34.

The square root of 67345252 is about 8206.4152953650. The cubic root of 67345252 is about 406.8512557453.

The spelling of 67345252 in words is "sixty-seven million, three hundred forty-five thousand, two hundred fifty-two".