56381467 has 8 divisors (see below), whose sum is σ = 58299392. Its totient is φ = 54469800.

The previous prime is 56381447. The next prime is 56381489. The reversal of 56381467 is 76418365.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-56381467 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56381407) 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, 23242 + ... + 25552.

It is an arithmetic number, because the mean of its divisors is an integer number (7287424).

Almost surely, 2^56381467 is an apocalyptic number.

56381467 is a deficient number, since it is larger than the sum of its proper divisors (1917925).

56381467 is a wasteful number, since it uses less digits than its factorization.

56381467 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3129.

The product of its digits is 120960, while the sum is 40.

The square root of 56381467 is about 7508.7593515840. The cubic root of 56381467 is about 383.4529858785.

The spelling of 56381467 in words is "fifty-six million, three hundred eighty-one thousand, four hundred sixty-seven".