620384322 has 8 divisors (see below), whose sum is σ = 1240768656. Its totient is φ = 206794772.

The previous prime is 620384279. The next prime is 620384339. The reversal of 620384322 is 223483026.

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

620384322 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 620384322.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51698688 + ... + 51698699.

It is an arithmetic number, because the mean of its divisors is an integer number (155096082).

Almost surely, 2^620384322 is an apocalyptic number.

620384322 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.

620384322 is a wasteful number, since it uses less digits than its factorization.

620384322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103397392.

The product of its (nonzero) digits is 13824, while the sum is 30.

The square root of 620384322 is about 24907.5153718712. The cubic root of 620384322 is about 852.8780512361.

It can be divided in two parts, 6203 and 84322, that added together give a triangular number (90525 = T₄₂₅).

The spelling of 620384322 in words is "six hundred twenty million, three hundred eighty-four thousand, three hundred twenty-two".