70670707 has 8 divisors (see below), whose sum is σ = 71285760. Its totient is φ = 70058760.

The previous prime is 70670689. The next prime is 70670711. The reversal of 70670707 is 70707607.

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 70670707 - 2¹¹ = 70668659 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (70670507) 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, 68844 + ... + 69862.

It is an arithmetic number, because the mean of its divisors is an integer number (8910720).

Almost surely, 2^70670707 is an apocalyptic number.

70670707 is a deficient number, since it is larger than the sum of its proper divisors (615053).

70670707 is a wasteful number, since it uses less digits than its factorization.

70670707 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1553.

The product of its (nonzero) digits is 14406, while the sum is 34.

The square root of 70670707 is about 8406.5871196342. The cubic root of 70670707 is about 413.4406220071.

The spelling of 70670707 in words is "seventy million, six hundred seventy thousand, seven hundred seven".