620567117 has 8 divisors (see below), whose sum is σ = 647797824. Its totient is φ = 593357248.

The previous prime is 620567093. The next prime is 620567131. The reversal of 620567117 is 711765026.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 620567117 - 2⁶ = 620567053 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (620567147) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 112373 + ... + 117765.

It is an arithmetic number, because the mean of its divisors is an integer number (80974728).

Almost surely, 2^620567117 is an apocalyptic number.

It is an amenable number.

620567117 is a deficient number, since it is larger than the sum of its proper divisors (27230707).

620567117 is a wasteful number, since it uses less digits than its factorization.

620567117 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10419.

The product of its (nonzero) digits is 17640, while the sum is 35.

The square root of 620567117 is about 24911.1845764107. The cubic root of 620567117 is about 852.9618092811.

The spelling of 620567117 in words is "six hundred twenty million, five hundred sixty-seven thousand, one hundred seventeen".