620667006 has 32 divisors (see below), whose sum is σ = 1296546048. Its totient is φ = 197704320.

The previous prime is 620666993. The next prime is 620667041. The reversal of 620667006 is 600766026.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 243961 + ... + 246491.

It is an arithmetic number, because the mean of its divisors is an integer number (40517064).

Almost surely, 2^620667006 is an apocalyptic number.

620667006 is an abundant number, since it is smaller than the sum of its proper divisors (675879042).

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

620667006 is a wasteful number, since it uses less digits than its factorization.

620667006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4336.

The product of its (nonzero) digits is 18144, while the sum is 33.

The square root of 620667006 is about 24913.1893983890. The cubic root of 620667006 is about 853.0075722232.

The spelling of 620667006 in words is "six hundred twenty million, six hundred sixty-seven thousand, six".