606251540 has 12 divisors (see below), whose sum is σ = 1273128276. Its totient is φ = 242500608.

The previous prime is 606251533. The next prime is 606251551. The reversal of 606251540 is 45152606.

It can be written as a sum of positive squares in 2 ways, for example, as 360012676 + 246238864 = 18974^2 + 15692^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15156269 + ... + 15156308.

It is an arithmetic number, because the mean of its divisors is an integer number (106094023).

Almost surely, 2^606251540 is an apocalyptic number.

It is an amenable number.

606251540 is an abundant number, since it is smaller than the sum of its proper divisors (666876736).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

606251540 is a wasteful number, since it uses less digits than its factorization.

606251540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30312586 (or 30312584 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 29.

The square root of 606251540 is about 24622.1757771323. The cubic root of 606251540 is about 846.3518573210.

The spelling of 606251540 in words is "six hundred six million, two hundred fifty-one thousand, five hundred forty".