822070146 has 16 divisors (see below), whose sum is σ = 1650394944. Its totient is φ = 272980944.

The previous prime is 822070103. The next prime is 822070153. The reversal of 822070146 is 641070228.

It is a super-2 number, since 2×822070146² = 1351598649888922632, which contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 258901 + ... + 262056.

It is an arithmetic number, because the mean of its divisors is an integer number (103149684).

Almost surely, 2^822070146 is an apocalyptic number.

822070146 is an abundant number, since it is smaller than the sum of its proper divisors (828324798).

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

822070146 is a wasteful number, since it uses less digits than its factorization.

822070146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 521225.

The product of its (nonzero) digits is 5376, while the sum is 30.

The square root of 822070146 is about 28671.7656589196. The cubic root of 822070146 is about 936.7771574396. Note that the first 3 decimals are identical.

The spelling of 822070146 in words is "eight hundred twenty-two million, seventy thousand, one hundred forty-six".