620065067 has 4 divisors (see below), whose sum is σ = 623003976. Its totient is φ = 617126160.

The previous prime is 620065049. The next prime is 620065091. The reversal of 620065067 is 760560026.

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 620065067 - 2⁸ = 620064811 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (620065267) 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, 1469138 + ... + 1469559.

It is an arithmetic number, because the mean of its divisors is an integer number (155750994).

Almost surely, 2^620065067 is an apocalyptic number.

620065067 is a deficient number, since it is larger than the sum of its proper divisors (2938909).

620065067 is a wasteful number, since it uses less digits than its factorization.

620065067 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2938908.

The product of its (nonzero) digits is 15120, while the sum is 32.

The square root of 620065067 is about 24901.1057385009. The cubic root of 620065067 is about 852.7317267226.

The spelling of 620065067 in words is "six hundred twenty million, sixty-five thousand, sixty-seven".