620365077 has 12 divisors (see below), whose sum is σ = 896598144. Its totient is φ = 413338920.

The previous prime is 620365069. The next prime is 620365093. The reversal of 620365077 is 770563026.

It is a happy number.

It is not a de Polignac number, because 620365077 - 2³ = 620365069 is a prime.

It is a super-2 number, since 2×620365077² = 769705657522431858, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (620365877) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2499 + ... + 35312.

It is an arithmetic number, because the mean of its divisors is an integer number (74716512).

Almost surely, 2^620365077 is an apocalyptic number.

It is an amenable number.

620365077 is a deficient number, since it is larger than the sum of its proper divisors (276233067).

620365077 is a wasteful number, since it uses less digits than its factorization.

620365077 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39640 (or 39637 counting only the distinct ones).

The product of its (nonzero) digits is 52920, while the sum is 36.

The square root of 620365077 is about 24907.1290396946. The cubic root of 620365077 is about 852.8692320751.

The spelling of 620365077 in words is "six hundred twenty million, three hundred sixty-five thousand, seventy-seven".