620336612 has 12 divisors (see below), whose sum is σ = 1240673280. Its totient is φ = 265858536.

The previous prime is 620336603. The next prime is 620336621. The reversal of 620336612 is 216633026.

It is an interprime number because it is at equal distance from previous prime (620336603) and next prime (620336621).

620336612 is an admirable 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, 11077412 + ... + 11077467.

It is an arithmetic number, because the mean of its divisors is an integer number (103389440).

Almost surely, 2^620336612 is an apocalyptic number.

It is an amenable number.

620336612 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

620336612 is a wasteful number, since it uses less digits than its factorization.

620336612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22154890 (or 22154888 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 29.

The square root of 620336612 is about 24906.5576103965. The cubic root of 620336612 is about 852.8561874476.

Adding to 620336612 its reverse (216633026), we get a palindrome (836969638).

The spelling of 620336612 in words is "six hundred twenty million, three hundred thirty-six thousand, six hundred twelve".