56381466 has 8 divisors (see below), whose sum is σ = 112762944. Its totient is φ = 18793820.

The previous prime is 56381447. The next prime is 56381489. The reversal of 56381466 is 66418365.

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

56381466 is an admirable number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4698450 + ... + 4698461.

It is an arithmetic number, because the mean of its divisors is an integer number (14095368).

Almost surely, 2^56381466 is an apocalyptic number.

56381466 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.

56381466 is a wasteful number, since it uses less digits than its factorization.

56381466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9396916.

The product of its digits is 103680, while the sum is 39.

The square root of 56381466 is about 7508.7592849951. The cubic root of 56381466 is about 383.4529836115.

The spelling of 56381466 in words is "fifty-six million, three hundred eighty-one thousand, four hundred sixty-six".