3016820628 has 18 divisors (see below), whose sum is σ = 7625852234. Its totient is φ = 1005606864.

The previous prime is 3016820623. The next prime is 3016820633. The reversal of 3016820628 is 8260286103.

3016820628 is a `hidden beast` number, since 3 + 0 + 1 + 6 + 8 + 20 + 628 = 666.

It is an interprime number because it is at equal distance from previous prime (3016820623) and next prime (3016820633).

It can be written as a sum of positive squares in only one way, i.e., 2924430084 + 92390544 = 54078^2 + 9612^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 83800573 = 3016820628 / (3 + 0 + 1 + 6 + 8 + 2 + 0 + 6 + 2 + 8).

It is a junction number, because it is equal to n+sod(n) for n = 3016820592 and 3016820601.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3016820621) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 41900251 + ... + 41900322.

Almost surely, 2^3016820628 is an apocalyptic number.

It is an amenable number.

3016820628 is an abundant number, since it is smaller than the sum of its proper divisors (4609031606).

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

3016820628 is a wasteful number, since it uses less digits than its factorization.

3016820628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83800583 (or 83800578 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 36.

The square root of 3016820628 is about 54925.5917400987. The cubic root of 3016820628 is about 1444.9400529882.

The spelling of 3016820628 in words is "three billion, sixteen million, eight hundred twenty thousand, six hundred twenty-eight".