70318028 has 12 divisors (see below), whose sum is σ = 134243592. Its totient is φ = 31962720.

The previous prime is 70318021. The next prime is 70318057. The reversal of 70318028 is 82081307.

It is not an unprimeable number, because it can be changed into a prime (70318021) 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, 799025 + ... + 799112.

It is an arithmetic number, because the mean of its divisors is an integer number (11186966).

Almost surely, 2^70318028 is an apocalyptic number.

It is an amenable number.

70318028 is a deficient number, since it is larger than the sum of its proper divisors (63925564).

70318028 is a wasteful number, since it uses less digits than its factorization.

70318028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1598152 (or 1598150 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 29.

The square root of 70318028 is about 8385.5845353797. The cubic root of 70318028 is about 412.7517224529.

The spelling of 70318028 in words is "seventy million, three hundred eighteen thousand, twenty-eight".