70918 has 8 divisors (see below), whose sum is σ = 108360. Its totient is φ = 34800.

The previous prime is 70913. The next prime is 70919. The reversal of 70918 is 81907.

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

It is a junction number, because it is equal to n+sod(n) for n = 70892 and 70901.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70913) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 183 + ... + 418.

It is an arithmetic number, because the mean of its divisors is an integer number (13545).

2⁷⁰⁹¹⁸ is an apocalyptic number.

70918 is a deficient number, since it is larger than the sum of its proper divisors (37442).

70918 is a wasteful number, since it uses less digits than its factorization.

70918 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 662.

The product of its (nonzero) digits is 504, while the sum is 25.

The square root of 70918 is about 266.3043371783. The cubic root of 70918 is about 41.3922301770.

It can be divided in two parts, 709 and 18, that added together give a palindrome (727).

The spelling of 70918 in words is "seventy thousand, nine hundred eighteen".