56454819 has 8 divisors (see below), whose sum is σ = 75337920. Its totient is φ = 37604136.

The previous prime is 56454787. The next prime is 56454863. The reversal of 56454819 is 91845465.

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

It is not a de Polignac number, because 56454819 - 2⁵ = 56454787 is a prime.

It is a super-2 number, since 2×56454819² = 6374293176645522, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (56454899) 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, 3697 + ... + 11250.

It is an arithmetic number, because the mean of its divisors is an integer number (9417240).

Almost surely, 2^56454819 is an apocalyptic number.

56454819 is a deficient number, since it is larger than the sum of its proper divisors (18883101).

56454819 is a wasteful number, since it uses less digits than its factorization.

56454819 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16209.

The product of its digits is 172800, while the sum is 42.

The square root of 56454819 is about 7513.6421927052. The cubic root of 56454819 is about 383.6192039404.

The spelling of 56454819 in words is "fifty-six million, four hundred fifty-four thousand, eight hundred nineteen".