67125765 has 32 divisors (see below), whose sum is σ = 129208320. Its totient is φ = 29070144.

The previous prime is 67125761. The next prime is 67125769. The reversal of 67125765 is 56752176.

It is an interprime number because it is at equal distance from previous prime (67125761) and next prime (67125769).

It is not a de Polignac number, because 67125765 - 2² = 67125761 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (67125761) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 14829 + ... + 18818.

It is an arithmetic number, because the mean of its divisors is an integer number (4037760).

Almost surely, 2^67125765 is an apocalyptic number.

It is an amenable number.

67125765 is a deficient number, since it is larger than the sum of its proper divisors (62082555).

67125765 is a wasteful number, since it uses less digits than its factorization.

67125765 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33681.

The product of its digits is 88200, while the sum is 39.

The square root of 67125765 is about 8193.0314902361. The cubic root of 67125765 is about 406.4087808523.

The spelling of 67125765 in words is "sixty-seven million, one hundred twenty-five thousand, seven hundred sixty-five".