70770634 has 16 divisors (see below), whose sum is σ = 116212320. Its totient is φ = 32055760.

The previous prime is 70770619. The next prime is 70770641. The reversal of 70770634 is 43607707.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 70770634.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 957 + ... + 11935.

It is an arithmetic number, because the mean of its divisors is an integer number (7263270).

Almost surely, 2^70770634 is an apocalyptic number.

70770634 is a deficient number, since it is larger than the sum of its proper divisors (45441686).

70770634 is a wasteful number, since it uses less digits than its factorization.

70770634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11285.

The product of its (nonzero) digits is 24696, while the sum is 34.

The square root of 70770634 is about 8412.5283951972. The cubic root of 70770634 is about 413.6353958898.

The spelling of 70770634 in words is "seventy million, seven hundred seventy thousand, six hundred thirty-four".