73375172 has 12 divisors (see below), whose sum is σ = 138284076. Its totient is φ = 33865440.

The previous prime is 73375153. The next prime is 73375189. The reversal of 73375172 is 27157337.

73375172 is digitally balanced in base 9, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 14638276 + 58736896 = 3826^2 + 7664^2 .

73375172 is strictly pandigital in base 9.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 705479 + ... + 705582.

It is an arithmetic number, because the mean of its divisors is an integer number (11523673).

Almost surely, 2^73375172 is an apocalyptic number.

It is an amenable number.

73375172 is a deficient number, since it is larger than the sum of its proper divisors (64908904).

73375172 is a wasteful number, since it uses less digits than its factorization.

73375172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1411078 (or 1411076 counting only the distinct ones).

The product of its digits is 30870, while the sum is 35.

The square root of 73375172 is about 8565.9308892846. The cubic root of 73375172 is about 418.6486651061.

The spelling of 73375172 in words is "seventy-three million, three hundred seventy-five thousand, one hundred seventy-two".