70220324 has 12 divisors (see below), whose sum is σ = 124366704. Its totient is φ = 34686984.

The previous prime is 70220321. The next prime is 70220329. The reversal of 70220324 is 42302207.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 70220296 and 70220305.

It is not an unprimeable number, because it can be changed into a prime (70220321) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 105422 + ... + 106085.

It is an arithmetic number, because the mean of its divisors is an integer number (10363892).

Almost surely, 2^70220324 is an apocalyptic number.

It is an amenable number.

70220324 is a deficient number, since it is larger than the sum of its proper divisors (54146380).

70220324 is a wasteful number, since it uses less digits than its factorization.

70220324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 211594 (or 211592 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 20.

The square root of 70220324 is about 8379.7567983802. The cubic root of 70220324 is about 412.5604666793.

The spelling of 70220324 in words is "seventy million, two hundred twenty thousand, three hundred twenty-four".