70312306 has 16 divisors (see below), whose sum is σ = 113568480. Its totient is φ = 32526400.

The previous prime is 70312301. The next prime is 70312313. The reversal of 70312306 is 60321307.

It is not an unprimeable number, because it can be changed into a prime (70312301) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 15520 + ... + 19531.

It is an arithmetic number, because the mean of its divisors is an integer number (7098030).

Almost surely, 2^70312306 is an apocalyptic number.

70312306 is a deficient number, since it is larger than the sum of its proper divisors (43256174).

70312306 is a wasteful number, since it uses less digits than its factorization.

70312306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35129.

The product of its (nonzero) digits is 756, while the sum is 22.

The square root of 70312306 is about 8385.2433476912. The cubic root of 70312306 is about 412.7405265121.

Subtracting from 70312306 its reverse (60321307), we obtain a palindrome (9990999).

The spelling of 70312306 in words is "seventy million, three hundred twelve thousand, three hundred six".