70662671 has 8 divisors (see below), whose sum is σ = 73041024. Its totient is φ = 68290560.

The previous prime is 70662623. The next prime is 70662677. The reversal of 70662671 is 17626607.

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

It is a cyclic number.

It is not a de Polignac number, because 70662671 - 2⁶ = 70662607 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70662677) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 36791 + ... + 38663.

It is an arithmetic number, because the mean of its divisors is an integer number (9130128).

Almost surely, 2^70662671 is an apocalyptic number.

70662671 is a deficient number, since it is larger than the sum of its proper divisors (2378353).

70662671 is a wasteful number, since it uses less digits than its factorization.

70662671 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3121.

The product of its (nonzero) digits is 21168, while the sum is 35.

The square root of 70662671 is about 8406.1091475188. The cubic root of 70662671 is about 413.4249505693.

The spelling of 70662671 in words is "seventy million, six hundred sixty-two thousand, six hundred seventy-one".