70535670 has 32 divisors (see below), whose sum is σ = 169842528. Its totient is φ = 18747648.

The previous prime is 70535651. The next prime is 70535671. The reversal of 70535670 is 7653507.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70535671) 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, 5802 + ... + 13218.

It is an arithmetic number, because the mean of its divisors is an integer number (5307579).

Almost surely, 2^70535670 is an apocalyptic number.

70535670 is an abundant number, since it is smaller than the sum of its proper divisors (99306858).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

70535670 is a wasteful number, since it uses less digits than its factorization.

70535670 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7744.

The product of its (nonzero) digits is 22050, while the sum is 33.

The square root of 70535670 is about 8398.5516608520. The cubic root of 70535670 is about 413.1771211351.

The spelling of 70535670 in words is "seventy million, five hundred thirty-five thousand, six hundred seventy".