56477406 has 8 divisors (see below), whose sum is σ = 112954824. Its totient is φ = 18825800.

The previous prime is 56477401. The next prime is 56477419. The reversal of 56477406 is 60477465.

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

56477406 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56477401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4706445 + ... + 4706456.

It is an arithmetic number, because the mean of its divisors is an integer number (14119353).

Almost surely, 2^56477406 is an apocalyptic number.

56477406 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

56477406 is a wasteful number, since it uses less digits than its factorization.

56477406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9412906.

The product of its (nonzero) digits is 141120, while the sum is 39.

The square root of 56477406 is about 7515.1451083795. The cubic root of 56477406 is about 383.6703578354.

The spelling of 56477406 in words is "fifty-six million, four hundred seventy-seven thousand, four hundred six".