608713521 has 16 divisors (see below), whose sum is σ = 874507200. Its totient is φ = 374397120.

The previous prime is 608713519. The next prime is 608713531. The reversal of 608713521 is 125317806.

It is not a de Polignac number, because 608713521 - 2¹ = 608713519 is a prime.

It is not an unprimeable number, because it can be changed into a prime (608713531) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 116830 + ... + 121928.

It is an arithmetic number, because the mean of its divisors is an integer number (54656700).

Almost surely, 2^608713521 is an apocalyptic number.

It is an amenable number.

608713521 is a deficient number, since it is larger than the sum of its proper divisors (265793679).

608713521 is a wasteful number, since it uses less digits than its factorization.

608713521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8176.

The product of its (nonzero) digits is 10080, while the sum is 33.

The square root of 608713521 is about 24672.1203182864. The cubic root of 608713521 is about 847.4959852230.

The spelling of 608713521 in words is "six hundred eight million, seven hundred thirteen thousand, five hundred twenty-one".