677604461 has 8 divisors (see below), whose sum is σ = 685849080. Its totient is φ = 669385728.

The previous prime is 677604457. The next prime is 677604463. The reversal of 677604461 is 164406776.

It is a happy number.

677604461 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 2592100 + 675012361 = 1610^2 + 25981^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 677604461 - 2² = 677604457 is a prime.

It is a super-3 number, since 3×677604461³ (a number of 27 digits) contains 333 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (677604463) 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, 49055 + ... + 61331.

It is an arithmetic number, because the mean of its divisors is an integer number (85731135).

Almost surely, 2^677604461 is an apocalyptic number.

It is an amenable number.

677604461 is a deficient number, since it is larger than the sum of its proper divisors (8244619).

677604461 is a wasteful number, since it uses less digits than its factorization.

677604461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12943.

The product of its (nonzero) digits is 169344, while the sum is 41.

The square root of 677604461 is about 26030.8367326139. The cubic root of 677604461 is about 878.3320942660.

The spelling of 677604461 in words is "six hundred seventy-seven million, six hundred four thousand, four hundred sixty-one".