677538 has 16 divisors (see below), whose sum is σ = 1505760. Its totient is φ = 225828.

The previous prime is 677533. The next prime is 677539. The reversal of 677538 is 835776.

It is not an unprimeable number, because it can be changed into a prime (677531) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6220 + ... + 6327.

It is an arithmetic number, because the mean of its divisors is an integer number (94110).

2⁶⁷⁷⁵³⁸ is an apocalyptic number.

677538 is an abundant number, since it is smaller than the sum of its proper divisors (828222).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

677538 is a wasteful number, since it uses less digits than its factorization.

677538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12558 (or 12552 counting only the distinct ones).

The product of its digits is 35280, while the sum is 36.

The square root of 677538 is about 823.1269646901. The cubic root of 677538 is about 87.8303377052.

The spelling of 677538 in words is "six hundred seventy-seven thousand, five hundred thirty-eight".