613074240 has 84 divisors (see below), whose sum is σ = 2108729844. Its totient is φ = 163485696.

The previous prime is 613074229. The next prime is 613074299. The reversal of 613074240 is 42470316.

613074240 is a `hidden beast` number, since 613 + 0 + 7 + 4 + 2 + 40 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 303595776 + 309478464 = 17424^2 + 17592^2 .

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, 103557 + ... + 109316.

Almost surely, 2^613074240 is an apocalyptic number.

613074240 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

613074240 is an abundant number, since it is smaller than the sum of its proper divisors (1495655604).

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

613074240 is a wasteful number, since it uses less digits than its factorization.

613074240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 212896 (or 212883 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 27.

The square root of 613074240 is about 24760.3360235680. The cubic root of 613074240 is about 849.5149435528.

The spelling of 613074240 in words is "six hundred thirteen million, seventy-four thousand, two hundred forty".