73070212 has 24 divisors (see below), whose sum is σ = 130507776. Its totient is φ = 35790048.

The previous prime is 73070209. The next prime is 73070237. The reversal of 73070212 is 21207037.

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 7 ways as a sum of consecutive naturals, for example, 41298 + ... + 43030.

It is an arithmetic number, because the mean of its divisors is an integer number (5437824).

Almost surely, 2^73070212 is an apocalyptic number.

It is an amenable number.

73070212 is a deficient number, since it is larger than the sum of its proper divisors (57437564).

73070212 is a wasteful number, since it uses less digits than its factorization.

73070212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1947 (or 1945 counting only the distinct ones).

The product of its (nonzero) digits is 588, while the sum is 22.

The square root of 73070212 is about 8548.1116043253. Note that the first 3 decimals coincide. The cubic root of 73070212 is about 418.0678674629.

Adding to 73070212 its reverse (21207037), we get a palindrome (94277249).

The spelling of 73070212 in words is "seventy-three million, seventy thousand, two hundred twelve".