70695986 has 4 divisors (see below), whose sum is σ = 106043982. Its totient is φ = 35347992.

The previous prime is 70695967. The next prime is 70695991. The reversal of 70695986 is 68959607.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 70476025 + 219961 = 8395^2 + 469^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17673995 + ... + 17673998.

Almost surely, 2^70695986 is an apocalyptic number.

70695986 is a deficient number, since it is larger than the sum of its proper divisors (35347996).

70695986 is a wasteful number, since it uses less digits than its factorization.

70695986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35347995.

The product of its (nonzero) digits is 816480, while the sum is 50.

The square root of 70695986 is about 8408.0905085519. The cubic root of 70695986 is about 413.4899122058.

The spelling of 70695986 in words is "seventy million, six hundred ninety-five thousand, nine hundred eighty-six".