608606657 has 4 divisors (see below), whose sum is σ = 635067840. Its totient is φ = 582145476.

The previous prime is 608606641. The next prime is 608606701. The reversal of 608606657 is 756606806.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 608606657 - 2⁴ = 608606641 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (608608657) 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, 13230557 + ... + 13230602.

It is an arithmetic number, because the mean of its divisors is an integer number (158766960).

Almost surely, 2^608606657 is an apocalyptic number.

It is an amenable number.

608606657 is a deficient number, since it is larger than the sum of its proper divisors (26461183).

608606657 is a wasteful number, since it uses less digits than its factorization.

608606657 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26461182.

The product of its (nonzero) digits is 362880, while the sum is 44.

The square root of 608606657 is about 24669.9545398852. The cubic root of 608606657 is about 847.4463876656.

The spelling of 608606657 in words is "six hundred eight million, six hundred six thousand, six hundred fifty-seven".