620707222 has 8 divisors (see below), whose sum is σ = 932515272. Its totient is φ = 309868800.

The previous prime is 620707207. The next prime is 620707223. The reversal of 620707222 is 222707026.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (620707223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 240804 + ... + 243367.

It is an arithmetic number, because the mean of its divisors is an integer number (116564409).

Almost surely, 2^620707222 is an apocalyptic number.

620707222 is a deficient number, since it is larger than the sum of its proper divisors (311808050).

620707222 is a wasteful number, since it uses less digits than its factorization.

620707222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 484814.

The product of its (nonzero) digits is 4704, while the sum is 28.

The square root of 620707222 is about 24913.9965079872. The cubic root of 620707222 is about 853.0259953128.

The spelling of 620707222 in words is "six hundred twenty million, seven hundred seven thousand, two hundred twenty-two".