70663334 has 16 divisors (see below), whose sum is σ = 121256448. Its totient is φ = 30254472.

The previous prime is 70663331. The next prime is 70663349. The reversal of 70663334 is 43336607.

It is a self number, because there is not a number n which added to its sum of digits gives 70663334.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70663331) 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, 18149 + ... + 21695.

It is an arithmetic number, because the mean of its divisors is an integer number (7578528).

Almost surely, 2^70663334 is an apocalyptic number.

70663334 is a deficient number, since it is larger than the sum of its proper divisors (50593114).

70663334 is a wasteful number, since it uses less digits than its factorization.

70663334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4979.

The product of its (nonzero) digits is 27216, while the sum is 32.

The square root of 70663334 is about 8406.1485830314. The cubic root of 70663334 is about 413.4262435663.

The spelling of 70663334 in words is "seventy million, six hundred sixty-three thousand, three hundred thirty-four".