620352165 has 16 divisors (see below), whose sum is σ = 993053376. Its totient is φ = 330691200.

The previous prime is 620352163. The next prime is 620352167. The reversal of 620352165 is 561253026.

It is an interprime number because it is at equal distance from previous prime (620352163) and next prime (620352167).

It is not a de Polignac number, because 620352165 - 2¹ = 620352163 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (620352163) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25150 + ... + 43280.

It is an arithmetic number, because the mean of its divisors is an integer number (62065836).

Almost surely, 2^620352165 is an apocalyptic number.

It is an amenable number.

620352165 is a deficient number, since it is larger than the sum of its proper divisors (372701211).

620352165 is a wasteful number, since it uses less digits than its factorization.

620352165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20420.

The product of its (nonzero) digits is 10800, while the sum is 30.

The square root of 620352165 is about 24906.8698354490. The cubic root of 620352165 is about 852.8633149550.

The spelling of 620352165 in words is "six hundred twenty million, three hundred fifty-two thousand, one hundred sixty-five".