620062271 has 4 divisors (see below), whose sum is σ = 620812872. Its totient is φ = 619311672.

The previous prime is 620062249. The next prime is 620062291. The reversal of 620062271 is 172260026.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-620062271 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 620062271.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (620062291) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 374060 + ... + 375713.

It is an arithmetic number, because the mean of its divisors is an integer number (155203218).

Almost surely, 2^620062271 is an apocalyptic number.

620062271 is a deficient number, since it is larger than the sum of its proper divisors (750601).

620062271 is an equidigital number, since it uses as much as digits as its factorization.

620062271 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 750600.

The product of its (nonzero) digits is 2016, while the sum is 26.

The square root of 620062271 is about 24901.0495963524. The cubic root of 620062271 is about 852.7304450068.

The spelling of 620062271 in words is "six hundred twenty million, sixty-two thousand, two hundred seventy-one".