620275968 has 324 divisors, whose sum is σ = 2042323920. Its totient is φ = 187619328.

The previous prime is 620275927. The next prime is 620276009. The reversal of 620275968 is 869572026.

It is an interprime number because it is at equal distance from previous prime (620275927) and next prime (620276009).

It is a tau number, because it is divible by the number of its divisors (324).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 10513123 + ... + 10513181.

Almost surely, 2^620275968 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 620275968, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1021161960).

620275968 is an abundant number, since it is smaller than the sum of its proper divisors (1422047952).

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

620275968 is an equidigital number, since it uses as much as digits as its factorization.

620275968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116 (or 77 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 45.

The square root of 620275968 is about 24905.3401502569. The cubic root of 620275968 is about 852.8283948507.

The spelling of 620275968 in words is "six hundred twenty million, two hundred seventy-five thousand, nine hundred sixty-eight".