75315 has 8 divisors (see below), whose sum is σ = 120528. Its totient is φ = 40160.

The previous prime is 75307. The next prime is 75323. The reversal of 75315 is 51357.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (75307) and next prime (75323).

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

It is not a de Polignac number, because 75315 - 2³ = 75307 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 75291 and 75300.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 75315.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2496 + ... + 2525.

It is an arithmetic number, because the mean of its divisors is an integer number (15066).

2⁷⁵³¹⁵ is an apocalyptic number.

75315 is a deficient number, since it is larger than the sum of its proper divisors (45213).

75315 is a wasteful number, since it uses less digits than its factorization.

75315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5029.

The product of its digits is 525, while the sum is 21.

The square root of 75315 is about 274.4357848386. The cubic root of 75315 is about 42.2305910876.

The spelling of 75315 in words is "seventy-five thousand, three hundred fifteen".