67253565 has 8 divisors (see below), whose sum is σ = 107605728. Its totient is φ = 35868560.

The previous prime is 67253561. The next prime is 67253567. The reversal of 67253565 is 56535276.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 67253565 - 2² = 67253561 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (67253561) 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, 2241771 + ... + 2241800.

It is an arithmetic number, because the mean of its divisors is an integer number (13450716).

Almost surely, 2^67253565 is an apocalyptic number.

It is an amenable number.

67253565 is a deficient number, since it is larger than the sum of its proper divisors (40352163).

67253565 is a wasteful number, since it uses less digits than its factorization.

67253565 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4483579.

The product of its digits is 189000, while the sum is 39.

The square root of 67253565 is about 8200.8270924340. The cubic root of 67253565 is about 406.6665364000. Note that the first 3 decimals are identical.

The spelling of 67253565 in words is "sixty-seven million, two hundred fifty-three thousand, five hundred sixty-five".