70775086 has 4 divisors (see below), whose sum is σ = 106162632. Its totient is φ = 35387542.

The previous prime is 70775069. The next prime is 70775093. The reversal of 70775086 is 68057707.

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

It is a super-2 number, since 2×70775086² = 10018225596614792, which contains 22 as substring.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17693770 + ... + 17693773.

It is an arithmetic number, because the mean of its divisors is an integer number (26540658).

Almost surely, 2^70775086 is an apocalyptic number.

70775086 is a deficient number, since it is larger than the sum of its proper divisors (35387546).

70775086 is a wasteful number, since it uses less digits than its factorization.

70775086 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35387545.

The product of its (nonzero) digits is 82320, while the sum is 40.

The square root of 70775086 is about 8412.7929963835. The cubic root of 70775086 is about 413.6440692903.

The spelling of 70775086 in words is "seventy million, seven hundred seventy-five thousand, eighty-six".