677453 has 4 divisors (see below), whose sum is σ = 774240. Its totient is φ = 580668.

The previous prime is 677447. The next prime is 677459. The reversal of 677453 is 354776.

677453 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, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (677447) and next prime (677459).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-677453 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (677459) 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, 48383 + ... + 48396.

It is an arithmetic number, because the mean of its divisors is an integer number (193560).

2⁶⁷⁷⁴⁵³ is an apocalyptic number.

It is an amenable number.

677453 is a deficient number, since it is larger than the sum of its proper divisors (96787).

677453 is an equidigital number, since it uses as much as digits as its factorization.

677453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96786.

The product of its digits is 17640, while the sum is 32.

The square root of 677453 is about 823.0753306958. The cubic root of 677453 is about 87.8266646561.

The spelling of 677453 in words is "six hundred seventy-seven thousand, four hundred fifty-three".