620117000 has 32 divisors (see below), whose sum is σ = 1451076120. Its totient is φ = 248046400.

The previous prime is 620116979. The next prime is 620117021. The reversal of 620117000 is 711026.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (620116979) and next prime (620117021).

It can be written as a sum of positive squares in 4 ways, for example, as 78251716 + 541865284 = 8846^2 + 23278^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 620117000.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 309059 + ... + 311058.

Almost surely, 2^620117000 is an apocalyptic number.

It is an amenable number.

620117000 is an abundant number, since it is smaller than the sum of its proper divisors (830959120).

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

620117000 is a wasteful number, since it uses less digits than its factorization.

620117000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 620138 (or 620124 counting only the distinct ones).

The product of its (nonzero) digits is 84, while the sum is 17.

The square root of 620117000 is about 24902.1485016856. The cubic root of 620117000 is about 852.7555326546.

Adding to 620117000 its reverse (711026), we get a palindrome (620828026).

The spelling of 620117000 in words is "six hundred twenty million, one hundred seventeen thousand".