70102016 has 44 divisors (see below), whose sum is σ = 148415688. Its totient is φ = 32980992.

The previous prime is 70102003. The next prime is 70102031. The reversal of 70102016 is 61020107.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a junction number, because it is equal to n+sod(n) for n = 70101985 and 70102003.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15395 + ... + 19421.

Almost surely, 2^70102016 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 70102016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (74207844).

70102016 is an abundant number, since it is smaller than the sum of its proper divisors (78313672).

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

70102016 is a wasteful number, since it uses less digits than its factorization.

70102016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4064 (or 4046 counting only the distinct ones).

The product of its (nonzero) digits is 84, while the sum is 17.

The square root of 70102016 is about 8372.6946677877. The cubic root of 70102016 is about 412.3286409152.

The spelling of 70102016 in words is "seventy million, one hundred two thousand, sixteen".