67225523 has 2 divisors, whose sum is σ = 67225524. Its totient is φ = 67225522.

The previous prime is 67225517. The next prime is 67225537. The reversal of 67225523 is 32552276.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 67225523 - 2¹⁴ = 67209139 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 67225523.

It is not a weakly prime, because it can be changed into another prime (67225513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33612761 + 33612762.

It is an arithmetic number, because the mean of its divisors is an integer number (33612762).

Almost surely, 2^67225523 is an apocalyptic number.

67225523 is a deficient number, since it is larger than the sum of its proper divisors (1).

67225523 is an equidigital number, since it uses as much as digits as its factorization.

67225523 is an evil number, because the sum of its binary digits is even.

The product of its digits is 25200, while the sum is 32.

The square root of 67225523 is about 8199.1172085780. The cubic root of 67225523 is about 406.6100074098.

Adding to 67225523 its reverse (32552276), we get a palindrome (99777799).

The spelling of 67225523 in words is "sixty-seven million, two hundred twenty-five thousand, five hundred twenty-three".