70017696 has 240 divisors, whose sum is σ = 250278336. Its totient is φ = 18745344.

The previous prime is 70017683. The next prime is 70017707. The reversal of 70017696 is 69671007.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 70017696.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 308335 + ... + 308561.

Almost surely, 2^70017696 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 70017696, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (125139168).

70017696 is an abundant number, since it is smaller than the sum of its proper divisors (180260640).

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

70017696 is a wasteful number, since it uses less digits than its factorization.

70017696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 273 (or 256 counting only the distinct ones).

The product of its (nonzero) digits is 15876, while the sum is 36.

The square root of 70017696 is about 8367.6577367863. The cubic root of 70017696 is about 412.1632557523.

The spelling of 70017696 in words is "seventy million, seventeen thousand, six hundred ninety-six".