70321118 has 16 divisors (see below), whose sum is σ = 123116544. Its totient is φ = 29496120.

The previous prime is 70321117. The next prime is 70321151. The reversal of 70321118 is 81112307.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 70321093 and 70321102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70321117) 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, 52778 + ... + 54093.

It is an arithmetic number, because the mean of its divisors is an integer number (7694784).

Almost surely, 2^70321118 is an apocalyptic number.

70321118 is a deficient number, since it is larger than the sum of its proper divisors (52795426).

70321118 is a wasteful number, since it uses less digits than its factorization.

70321118 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106927.

The product of its (nonzero) digits is 336, while the sum is 23.

The square root of 70321118 is about 8385.7687781145. The cubic root of 70321118 is about 412.7577682431.

The spelling of 70321118 in words is "seventy million, three hundred twenty-one thousand, one hundred eighteen".