70823016 has 96 divisors (see below), whose sum is σ = 210712320. Its totient is φ = 21312000.

The previous prime is 70823009. The next prime is 70823029. The reversal of 70823016 is 61032807.

70823016 = 204² + 205² + ... + 604².

It is a zygodrome in base 6.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 176416 + ... + 176816.

It is an arithmetic number, because the mean of its divisors is an integer number (2194920).

Almost surely, 2^70823016 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 70823016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (105356160).

70823016 is an abundant number, since it is smaller than the sum of its proper divisors (139889304).

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

70823016 is a wasteful number, since it uses less digits than its factorization.

70823016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 647 (or 640 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 27.

The square root of 70823016 is about 8415.6411520454. The cubic root of 70823016 is about 413.7374236403.

The spelling of 70823016 in words is "seventy million, eight hundred twenty-three thousand, sixteen".