70670734 has 8 divisors (see below), whose sum is σ = 112241808. Its totient is φ = 33256800.

The previous prime is 70670723. The next prime is 70670741. The reversal of 70670734 is 43707607.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Harshad number since it is a multiple of its sum of digits (34), and also a Moran number because the ratio is a prime number: 2078551 = 70670734 / (7 + 0 + 6 + 7 + 0 + 7 + 3 + 4).

It is a self number, because there is not a number n which added to its sum of digits gives 70670734.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 1039242 + ... + 1039309.

It is an arithmetic number, because the mean of its divisors is an integer number (14030226).

Almost surely, 2^70670734 is an apocalyptic number.

70670734 is a deficient number, since it is larger than the sum of its proper divisors (41571074).

70670734 is a wasteful number, since it uses less digits than its factorization.

70670734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2078570.

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

The square root of 70670734 is about 8406.5887255176. The cubic root of 70670734 is about 413.4406746593.

The spelling of 70670734 in words is "seventy million, six hundred seventy thousand, seven hundred thirty-four".