610346538 has 96 divisors (see below), whose sum is σ = 1499996160. Its totient is φ = 178342560.

The previous prime is 610346537. The next prime is 610346543. The reversal of 610346538 is 835643016.

610346538 is a `hidden beast` number, since 610 + 3 + 4 + 6 + 5 + 38 = 666.

It is not an unprimeable number, because it can be changed into a prime (610346533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 242595 + ... + 245097.

It is an arithmetic number, because the mean of its divisors is an integer number (15624960).

Almost surely, 2^610346538 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 610346538, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (749998080).

610346538 is an abundant number, since it is smaller than the sum of its proper divisors (889649622).

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

610346538 is a wasteful number, since it uses less digits than its factorization.

610346538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2584 (or 2581 counting only the distinct ones).

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

The square root of 610346538 is about 24705.1925311259. The cubic root of 610346538 is about 848.2531775266.

The spelling of 610346538 in words is "six hundred ten million, three hundred forty-six thousand, five hundred thirty-eight".