822472734 has 8 divisors (see below), whose sum is σ = 1644945480. Its totient is φ = 274157576.

The previous prime is 822472711. The next prime is 822472747. The reversal of 822472734 is 437274228.

It is a sphenic number, since it is the product of 3 distinct primes.

822472734 is an admirable number.

It is a super-2 number, since 2×822472734² = 1352922796346869512, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 822472692 and 822472701.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 68539389 + ... + 68539400.

It is an arithmetic number, because the mean of its divisors is an integer number (205618185).

Almost surely, 2^822472734 is an apocalyptic number.

822472734 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

822472734 is a wasteful number, since it uses less digits than its factorization.

822472734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137078794.

The product of its digits is 150528, while the sum is 39.

The square root of 822472734 is about 28678.7854345333. The cubic root of 822472734 is about 936.9300534330.

The spelling of 822472734 in words is "eight hundred twenty-two million, four hundred seventy-two thousand, seven hundred thirty-four".