620923027 has 2 divisors, whose sum is σ = 620923028. Its totient is φ = 620923026.

The previous prime is 620923013. The next prime is 620923073. The reversal of 620923027 is 720329026.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 620923027 - 2²⁷ = 486705299 is a prime.

It is equal to p_32359018 and since 620923027 and 32359018 have the same sum of digits, it is a Honaker prime.

It is a self number, because there is not a number n which added to its sum of digits gives 620923027.

It is not a weakly prime, because it can be changed into another prime (620929027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 310461513 + 310461514.

It is an arithmetic number, because the mean of its divisors is an integer number (310461514).

Almost surely, 2^620923027 is an apocalyptic number.

620923027 is a deficient number, since it is larger than the sum of its proper divisors (1).

620923027 is an equidigital number, since it uses as much as digits as its factorization.

620923027 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9072, while the sum is 31.

The square root of 620923027 is about 24918.3271308489. The cubic root of 620923027 is about 853.1248427449.

The spelling of 620923027 in words is "six hundred twenty million, nine hundred twenty-three thousand, twenty-seven".