70923 has 8 divisors (see below), whose sum is σ = 96768. Its totient is φ = 46184.

The previous prime is 70921. The next prime is 70937. The reversal of 70923 is 32907.

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

It is a cyclic number.

It is not a de Polignac number, because 70923 - 2¹ = 70921 is a prime.

It is an alternating number because its digits alternate between odd and even.

70923 is a lucky number.

It is a plaindrome in base 14.

It is a self number, because there is not a number n which added to its sum of digits gives 70923.

It is not an unprimeable number, because it can be changed into a prime (70921) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 111 + ... + 392.

It is an arithmetic number, because the mean of its divisors is an integer number (12096).

2⁷⁰⁹²³ is an apocalyptic number.

70923 is a deficient number, since it is larger than the sum of its proper divisors (25845).

70923 is a wasteful number, since it uses less digits than its factorization.

70923 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 553.

The product of its (nonzero) digits is 378, while the sum is 21.

The square root of 70923 is about 266.3137247684. The cubic root of 70923 is about 41.3932029262.

The spelling of 70923 in words is "seventy thousand, nine hundred twenty-three".