73668075 has 24 divisors (see below), whose sum is σ = 131168688. Its totient is φ = 36266880.

The previous prime is 73668047. The next prime is 73668107. The reversal of 73668075 is 57086637.

It is not a de Polignac number, because 73668075 - 2⁸ = 73667819 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 36804 + ... + 38753.

It is an arithmetic number, because the mean of its divisors is an integer number (5465362).

Almost surely, 2^73668075 is an apocalyptic number.

73668075 is a gapful number since it is divisible by the number (75) formed by its first and last digit.

73668075 is a deficient number, since it is larger than the sum of its proper divisors (57500613).

73668075 is a wasteful number, since it uses less digits than its factorization.

73668075 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75583 (or 75578 counting only the distinct ones).

The product of its (nonzero) digits is 211680, while the sum is 42.

The square root of 73668075 is about 8583.0108353654. The cubic root of 73668075 is about 419.2049870086.

The spelling of 73668075 in words is "seventy-three million, six hundred sixty-eight thousand, seventy-five".