56461605 has 8 divisors (see below), whose sum is σ = 90338592. Its totient is φ = 30112848.

The previous prime is 56461577. The next prime is 56461609. The reversal of 56461605 is 50616465.

56461605 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 56461605 - 2⁶ = 56461541 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56461609) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1882039 + ... + 1882068.

It is an arithmetic number, because the mean of its divisors is an integer number (11292324).

Almost surely, 2^56461605 is an apocalyptic number.

It is an amenable number.

56461605 is a deficient number, since it is larger than the sum of its proper divisors (33876987).

56461605 is a wasteful number, since it uses less digits than its factorization.

56461605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3764115.

The product of its (nonzero) digits is 21600, while the sum is 33.

The square root of 56461605 is about 7514.0937577329. The cubic root of 56461605 is about 383.6345739636.

The spelling of 56461605 in words is "fifty-six million, four hundred sixty-one thousand, six hundred five".