70709798 has 8 divisors (see below), whose sum is σ = 106103640. Its totient is φ = 35341920.

The previous prime is 70709767. The next prime is 70709813. The reversal of 70709798 is 89790707.

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

It is a super-3 number, since 3×70709798³ (a number of 25 digits) contains 333 as substring.

It is a congruent number.

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 in 3 ways as a sum of consecutive naturals, for example, 3233 + ... + 12323.

It is an arithmetic number, because the mean of its divisors is an integer number (13262955).

Almost surely, 2^70709798 is an apocalyptic number.

70709798 is a deficient number, since it is larger than the sum of its proper divisors (35393842).

70709798 is a wasteful number, since it uses less digits than its factorization.

70709798 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12982.

The product of its (nonzero) digits is 222264, while the sum is 47.

The square root of 70709798 is about 8408.9118202060. The cubic root of 70709798 is about 413.5168385379.

The spelling of 70709798 in words is "seventy million, seven hundred nine thousand, seven hundred ninety-eight".