610860240 has 60 divisors (see below), whose sum is σ = 2051474724. Its totient is φ = 162895872.

The previous prime is 610860227. The next prime is 610860253. The reversal of 610860240 is 42068016.

610860240 is a `hidden beast` number, since 6 + 10 + 8 + 602 + 40 = 666.

It is an interprime number because it is at equal distance from previous prime (610860227) and next prime (610860253).

It can be written as a sum of positive squares in 2 ways, for example, as 409333824 + 201526416 = 20232^2 + 14196^2 .

It is a tau number, because it is divible by the number of its divisors (60).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 423489 + ... + 424928.

Almost surely, 2^610860240 is an apocalyptic number.

610860240 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

610860240 is an abundant number, since it is smaller than the sum of its proper divisors (1440614484).

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

610860240 is a wasteful number, since it uses less digits than its factorization.

610860240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 848436 (or 848427 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

The square root of 610860240 is about 24715.5869847350. The cubic root of 610860240 is about 848.4910899984.

The spelling of 610860240 in words is "six hundred ten million, eight hundred sixty thousand, two hundred forty".