620671252 has 12 divisors (see below), whose sum is σ = 1143341920. Its totient is φ = 294002136.

The previous prime is 620671213. The next prime is 620671267. The reversal of 620671252 is 252176026.

620671252 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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, 4083288 + ... + 4083439.

Almost surely, 2^620671252 is an apocalyptic number.

It is an amenable number.

620671252 is a deficient number, since it is larger than the sum of its proper divisors (522670668).

620671252 is a wasteful number, since it uses less digits than its factorization.

620671252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8166750 (or 8166748 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 31.

The square root of 620671252 is about 24913.2746141490. The cubic root of 620671252 is about 853.0095173682.

The spelling of 620671252 in words is "six hundred twenty million, six hundred seventy-one thousand, two hundred fifty-two".