677613 has 4 divisors (see below), whose sum is σ = 903488. Its totient is φ = 451740.

The previous prime is 677587. The next prime is 677627. The reversal of 677613 is 316776.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 677613 - 2⁸ = 677357 is a prime.

It is a super-3 number, since 3×677613³ = 933397090344556191, which contains 333 as substring.

It is a D-number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (677683) 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, 112933 + ... + 112938.

It is an arithmetic number, because the mean of its divisors is an integer number (225872).

2⁶⁷⁷⁶¹³ is an apocalyptic number.

It is an amenable number.

677613 is a deficient number, since it is larger than the sum of its proper divisors (225875).

677613 is a wasteful number, since it uses less digits than its factorization.

677613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 225874.

The product of its digits is 5292, while the sum is 30.

The square root of 677613 is about 823.1725214073. The cubic root of 677613 is about 87.8335783757.

It can be divided in two parts, 6776 and 13, that multiplied together give a palindrome (88088).

The spelling of 677613 in words is "six hundred seventy-seven thousand, six hundred thirteen".