620630246 has 8 divisors (see below), whose sum is σ = 944840280. Its totient is φ = 305683488.

The previous prime is 620630233. The next prime is 620630249. The reversal of 620630246 is 642036026.

620630246 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 (620630249) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2315651 + ... + 2315918.

It is an arithmetic number, because the mean of its divisors is an integer number (118105035).

Almost surely, 2^620630246 is an apocalyptic number.

620630246 is a deficient number, since it is larger than the sum of its proper divisors (324210034).

620630246 is a wasteful number, since it uses less digits than its factorization.

620630246 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4631638.

The product of its (nonzero) digits is 10368, while the sum is 29.

The square root of 620630246 is about 24912.4516256429. The cubic root of 620630246 is about 852.9907316430.

The spelling of 620630246 in words is "six hundred twenty million, six hundred thirty thousand, two hundred forty-six".