70670677 has 16 divisors (see below), whose sum is σ = 89776512. Its totient is φ = 54025920.

The previous prime is 70670641. The next prime is 70670681. The reversal of 70670677 is 77607607.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-70670677 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70670687) 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 15 ways as a sum of consecutive naturals, for example, 4578 + ... + 12739.

It is an arithmetic number, because the mean of its divisors is an integer number (5611032).

Almost surely, 2^70670677 is an apocalyptic number.

70670677 is a gapful number since it is divisible by the number (77) formed by its first and last digit.

It is an amenable number.

70670677 is a deficient number, since it is larger than the sum of its proper divisors (19105835).

70670677 is a wasteful number, since it uses less digits than its factorization.

70670677 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17388.

The product of its (nonzero) digits is 86436, while the sum is 40.

The square root of 70670677 is about 8406.5853353190. The cubic root of 70670677 is about 413.4405635047.

The spelling of 70670677 in words is "seventy million, six hundred seventy thousand, six hundred seventy-seven".