610395648 has 80 divisors (see below), whose sum is σ = 1633395456. Its totient is φ = 202557440.

The previous prime is 610395641. The next prime is 610395671. The reversal of 610395648 is 846593016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (610395641) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 403213 + ... + 404723.

Almost surely, 2^610395648 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 610395648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (816697728).

610395648 is an abundant number, since it is smaller than the sum of its proper divisors (1022999808).

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

610395648 is a wasteful number, since it uses less digits than its factorization.

610395648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1795 (or 1779 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 42.

The square root of 610395648 is about 24706.1864317422. The cubic root of 610395648 is about 848.2759277697.

The spelling of 610395648 in words is "six hundred ten million, three hundred ninety-five thousand, six hundred forty-eight".