70136212 has 6 divisors (see below), whose sum is σ = 122738378. Its totient is φ = 35068104.

The previous prime is 70136207. The next prime is 70136249. The reversal of 70136212 is 21263107.

It can be written as a sum of positive squares in only one way, i.e., 67963536 + 2172676 = 8244^2 + 1474^2 .

It is a congruent number.

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 as a sum of consecutive naturals, namely, 8767023 + ... + 8767030.

Almost surely, 2^70136212 is an apocalyptic number.

It is an amenable number.

70136212 is a deficient number, since it is larger than the sum of its proper divisors (52602166).

70136212 is a wasteful number, since it uses less digits than its factorization.

70136212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17534057 (or 17534055 counting only the distinct ones).

The product of its (nonzero) digits is 504, while the sum is 22.

The square root of 70136212 is about 8374.7365331693. The cubic root of 70136212 is about 412.3956751174.

Adding to 70136212 its reverse (21263107), we get a palindrome (91399319).

It can be divided in two parts, 7013 and 6212, that added together give a square (13225 = 115²).

The spelling of 70136212 in words is "seventy million, one hundred thirty-six thousand, two hundred twelve".