70036812 has 120 divisors (see below), whose sum is σ = 199485440. Its totient is φ = 21345120.

The previous prime is 70036789. The next prime is 70036823. The reversal of 70036812 is 21863007.

It is a Harshad number since it is a multiple of its sum of digits (27).

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, 190653 + ... + 191019.

Almost surely, 2^70036812 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 70036812, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (99742720).

70036812 is an abundant number, since it is smaller than the sum of its proper divisors (129448628).

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

70036812 is a wasteful number, since it uses less digits than its factorization.

70036812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 433 (or 422 counting only the distinct ones).

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

The square root of 70036812 is about 8368.7999139662. The cubic root of 70036812 is about 412.2007614893.

Adding to 70036812 its reverse (21863007), we get a palindrome (91899819).

The spelling of 70036812 in words is "seventy million, thirty-six thousand, eight hundred twelve".