613436 has 6 divisors (see below), whose sum is σ = 1073520. Its totient is φ = 306716.

The previous prime is 613427. The next prime is 613439. The reversal of 613436 is 634316.

613436 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (613439) by changing a digit.

613436 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 76676 + ... + 76683.

It is an arithmetic number, because the mean of its divisors is an integer number (178920).

2⁶¹³⁴³⁶ is an apocalyptic number.

It is an amenable number.

613436 is a deficient number, since it is larger than the sum of its proper divisors (460084).

613436 is a wasteful number, since it uses less digits than its factorization.

613436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153363 (or 153361 counting only the distinct ones).

The product of its digits is 1296, while the sum is 23.

The square root of 613436 is about 783.2215523082. The cubic root of 613436 is about 84.9682003309.

The spelling of 613436 in words is "six hundred thirteen thousand, four hundred thirty-six".