606365820 has 72 divisors (see below), whose sum is σ = 1841374080. Its totient is φ = 161516160.

The previous prime is 606365819. The next prime is 606365827. The reversal of 606365820 is 28563606.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (606365827) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 257850 + ... + 260190.

It is an arithmetic number, because the mean of its divisors is an integer number (25574640).

Almost surely, 2^606365820 is an apocalyptic number.

606365820 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

606365820 is an abundant number, since it is smaller than the sum of its proper divisors (1235008260).

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

606365820 is a wasteful number, since it uses less digits than its factorization.

606365820 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3795 (or 3790 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 36.

The square root of 606365820 is about 24624.4963400269. The cubic root of 606365820 is about 846.4050338256.

The spelling of 606365820 in words is "six hundred six million, three hundred sixty-five thousand, eight hundred twenty".