613274741 has 4 divisors (see below), whose sum is σ = 629849772. Its totient is φ = 596699712.

The previous prime is 613274671. The next prime is 613274747. The reversal of 613274741 is 147472316.

613274741 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 390220516 + 223054225 = 19754^2 + 14935^2 .

It is a cyclic number.

It is not a de Polignac number, because 613274741 - 2²⁶ = 546165877 is a prime.

It is a super-2 number, since 2×613274741² = 752211815897234162, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (613274747) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8287460 + ... + 8287533.

It is an arithmetic number, because the mean of its divisors is an integer number (157462443).

Almost surely, 2^613274741 is an apocalyptic number.

It is an amenable number.

613274741 is a deficient number, since it is larger than the sum of its proper divisors (16575031).

613274741 is a wasteful number, since it uses less digits than its factorization.

613274741 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16575030.

The product of its digits is 28224, while the sum is 35.

The square root of 613274741 is about 24764.3845269774. The cubic root of 613274741 is about 849.6075424692.

The spelling of 613274741 in words is "six hundred thirteen million, two hundred seventy-four thousand, seven hundred forty-one".