616413 has 16 divisors (see below), whose sum is σ = 950400. Its totient is φ = 348096.

The previous prime is 616411. The next prime is 616433. The reversal of 616413 is 314616.

It is not a de Polignac number, because 616413 - 2¹ = 616411 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a self number, because there is not a number n which added to its sum of digits gives 616413.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (616411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3031 + ... + 3227.

It is an arithmetic number, because the mean of its divisors is an integer number (59400).

2⁶¹⁶⁴¹³ is an apocalyptic number.

It is an amenable number.

616413 is a deficient number, since it is larger than the sum of its proper divisors (333987).

616413 is a wasteful number, since it uses less digits than its factorization.

616413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 356.

The product of its digits is 432, while the sum is 21.

The square root of 616413 is about 785.1197360913. The cubic root of 616413 is about 85.1054285793.

It can be divided in two parts, 61 and 6413, that multiplied together give a palindrome (391193).

The spelling of 616413 in words is "six hundred sixteen thousand, four hundred thirteen".