620732195 has 4 divisors (see below), whose sum is σ = 744878640. Its totient is φ = 496585752.

The previous prime is 620732107. The next prime is 620732207. The reversal of 620732195 is 591237026.

620732195 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 620732195 - 2¹⁰ = 620731171 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 62073215 + ... + 62073224.

It is an arithmetic number, because the mean of its divisors is an integer number (186219660).

Almost surely, 2^620732195 is an apocalyptic number.

620732195 is a deficient number, since it is larger than the sum of its proper divisors (124146445).

620732195 is a wasteful number, since it uses less digits than its factorization.

620732195 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124146444.

The product of its (nonzero) digits is 22680, while the sum is 35.

The square root of 620732195 is about 24914.4976870897. The cubic root of 620732195 is about 853.0374351306.

The spelling of 620732195 in words is "six hundred twenty million, seven hundred thirty-two thousand, one hundred ninety-five".