73661075 has 6 divisors (see below), whose sum is σ = 91339764. Its totient is φ = 58928840.

The previous prime is 73661069. The next prime is 73661113. The reversal of 73661075 is 57016637.

It is not a de Polignac number, because 73661075 - 2⁶ = 73661011 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1473197 + ... + 1473246.

It is an arithmetic number, because the mean of its divisors is an integer number (15223294).

Almost surely, 2^73661075 is an apocalyptic number.

73661075 is a deficient number, since it is larger than the sum of its proper divisors (17678689).

73661075 is a wasteful number, since it uses less digits than its factorization.

73661075 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2946453 (or 2946448 counting only the distinct ones).

The product of its (nonzero) digits is 26460, while the sum is 35.

The square root of 73661075 is about 8582.6030433663. The cubic root of 73661075 is about 419.1917088559.

The spelling of 73661075 in words is "seventy-three million, six hundred sixty-one thousand, seventy-five".