70671797 has 8 divisors (see below), whose sum is σ = 80903616. Its totient is φ = 60473952.

The previous prime is 70671791. The next prime is 70671803. The reversal of 70671797 is 79717607.

It is an interprime number because it is at equal distance from previous prime (70671791) and next prime (70671803).

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

It is not a de Polignac number, because 70671797 - 2⁸ = 70671541 is a prime.

It is a super-3 number, since 3×70671797³ (a number of 25 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70671791) 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, 3863 + ... + 12500.

It is an arithmetic number, because the mean of its divisors is an integer number (10112952).

Almost surely, 2^70671797 is an apocalyptic number.

It is an amenable number.

70671797 is a deficient number, since it is larger than the sum of its proper divisors (10231819).

70671797 is a wasteful number, since it uses less digits than its factorization.

70671797 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16987.

The product of its (nonzero) digits is 129654, while the sum is 44.

The square root of 70671797 is about 8406.6519494981. The cubic root of 70671797 is about 413.4427475835.

The spelling of 70671797 in words is "seventy million, six hundred seventy-one thousand, seven hundred ninety-seven".