56144454 has 8 divisors (see below), whose sum is σ = 112288920. Its totient is φ = 18714816.

The previous prime is 56144453. The next prime is 56144479. The reversal of 56144454 is 45444165.

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

56144454 is an admirable 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 (56144453) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4678699 + ... + 4678710.

It is an arithmetic number, because the mean of its divisors is an integer number (14036115).

Almost surely, 2^56144454 is an apocalyptic number.

56144454 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.

56144454 is a wasteful number, since it uses less digits than its factorization.

56144454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9357414.

The product of its digits is 38400, while the sum is 33.

The square root of 56144454 is about 7492.9602961713. The cubic root of 56144454 is about 382.9149190539.

The spelling of 56144454 in words is "fifty-six million, one hundred forty-four thousand, four hundred fifty-four".