620256275 has 6 divisors (see below), whose sum is σ = 769117812. Its totient is φ = 496205000.

The previous prime is 620256269. The next prime is 620256293. The reversal of 620256275 is 572652026.

It is not a de Polignac number, because 620256275 - 2¹² = 620252179 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 12405101 + ... + 12405150.

It is an arithmetic number, because the mean of its divisors is an integer number (128186302).

Almost surely, 2^620256275 is an apocalyptic number.

620256275 is a deficient number, since it is larger than the sum of its proper divisors (148861537).

620256275 is a wasteful number, since it uses less digits than its factorization.

620256275 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24810261 (or 24810256 counting only the distinct ones).

The product of its (nonzero) digits is 50400, while the sum is 35.

The square root of 620256275 is about 24904.9447901416. The cubic root of 620256275 is about 852.8193693372.

The spelling of 620256275 in words is "six hundred twenty million, two hundred fifty-six thousand, two hundred seventy-five".