608080621 has 2 divisors, whose sum is σ = 608080622. Its totient is φ = 608080620.

The previous prime is 608080549. The next prime is 608080651. The reversal of 608080621 is 126080806.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 569776900 + 38303721 = 23870^2 + 6189^2 .

It is a cyclic number.

It is not a de Polignac number, because 608080621 - 2¹³ = 608072429 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (608080651) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 304040310 + 304040311.

It is an arithmetic number, because the mean of its divisors is an integer number (304040311).

Almost surely, 2^608080621 is an apocalyptic number.

It is an amenable number.

608080621 is a deficient number, since it is larger than the sum of its proper divisors (1).

608080621 is an equidigital number, since it uses as much as digits as its factorization.

608080621 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4608, while the sum is 31.

The square root of 608080621 is about 24659.2907643346. The cubic root of 608080621 is about 847.2021599694.

The spelling of 608080621 in words is "six hundred eight million, eighty thousand, six hundred twenty-one".