75115473 has 8 divisors (see below), whose sum is σ = 100195200. Its totient is φ = 50056368.

The previous prime is 75115471. The next prime is 75115477. The reversal of 75115473 is 37451157.

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

It is not a de Polignac number, because 75115473 - 2¹ = 75115471 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (75115471) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8563 + ... + 14951.

It is an arithmetic number, because the mean of its divisors is an integer number (12524400).

Almost surely, 2^75115473 is an apocalyptic number.

It is an amenable number.

75115473 is a deficient number, since it is larger than the sum of its proper divisors (25079727).

75115473 is a wasteful number, since it uses less digits than its factorization.

75115473 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10311.

The product of its digits is 14700, while the sum is 33.

The square root of 75115473 is about 8666.9183104492. The cubic root of 75115473 is about 421.9326521156.

The spelling of 75115473 in words is "seventy-five million, one hundred fifteen thousand, four hundred seventy-three".