620273075 has 12 divisors (see below), whose sum is σ = 770112168. Its totient is φ = 495590400.

The previous prime is 620273041. The next prime is 620273179. The reversal of 620273075 is 570372026.

It is a happy number.

It is not a de Polignac number, because 620273075 - 2⁸ = 620272819 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4979 + ... + 35571.

It is an arithmetic number, because the mean of its divisors is an integer number (64176014).

Almost surely, 2^620273075 is an apocalyptic number.

620273075 is a deficient number, since it is larger than the sum of its proper divisors (149839093).

620273075 is a wasteful number, since it uses less digits than its factorization.

620273075 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31414 (or 31409 counting only the distinct ones).

The product of its (nonzero) digits is 17640, while the sum is 32.

The square root of 620273075 is about 24905.2820702758. The cubic root of 620273075 is about 852.8270689697.

The spelling of 620273075 in words is "six hundred twenty million, two hundred seventy-three thousand, seventy-five".