56478653 has 8 divisors (see below), whose sum is σ = 70415040. Its totient is φ = 44009280.

The previous prime is 56478649. The next prime is 56478673. The reversal of 56478653 is 35687465.

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

It is not a de Polignac number, because 56478653 - 2² = 56478649 is a prime.

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 (56478673) 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, 366668 + ... + 366821.

It is an arithmetic number, because the mean of its divisors is an integer number (8801880).

Almost surely, 2^56478653 is an apocalyptic number.

It is an amenable number.

56478653 is a deficient number, since it is larger than the sum of its proper divisors (13936387).

56478653 is a wasteful number, since it uses less digits than its factorization.

56478653 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 733507.

The product of its digits is 604800, while the sum is 44.

The square root of 56478653 is about 7515.2280737181. The cubic root of 56478653 is about 383.6731815806.

The spelling of 56478653 in words is "fifty-six million, four hundred seventy-eight thousand, six hundred fifty-three".