677235064 has 48 divisors (see below), whose sum is σ = 1402022160. Its totient is φ = 306451200.

The previous prime is 677235061. The next prime is 677235073. The reversal of 677235064 is 460532776.

677235064 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×677235064² = 917294663822168192, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (677235061) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 231837 + ... + 234739.

It is an arithmetic number, because the mean of its divisors is an integer number (29208795).

Almost surely, 2^677235064 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 677235064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (701011080).

677235064 is an abundant number, since it is smaller than the sum of its proper divisors (724787096).

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

677235064 is a wasteful number, since it uses less digits than its factorization.

677235064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3172 (or 3157 counting only the distinct ones).

The product of its (nonzero) digits is 211680, while the sum is 40.

The square root of 677235064 is about 26023.7403921881. The cubic root of 677235064 is about 878.1724572723.

The spelling of 677235064 in words is "six hundred seventy-seven million, two hundred thirty-five thousand, sixty-four".