56148418 has 4 divisors (see below), whose sum is σ = 84222630. Its totient is φ = 28074208.

The previous prime is 56148403. The next prime is 56148419. The reversal of 56148418 is 81484165.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 54715609 + 1432809 = 7397^2 + 1197^2 .

It is not an unprimeable number, because it can be changed into a prime (56148419) by changing a digit.

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 as a sum of consecutive naturals, namely, 14037103 + ... + 14037106.

Almost surely, 2^56148418 is an apocalyptic number.

56148418 is a deficient number, since it is larger than the sum of its proper divisors (28074212).

56148418 is a wasteful number, since it uses less digits than its factorization.

56148418 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28074211.

The product of its digits is 30720, while the sum is 37.

The square root of 56148418 is about 7493.2248064502. The cubic root of 56148418 is about 382.9239305644.

The spelling of 56148418 in words is "fifty-six million, one hundred forty-eight thousand, four hundred eighteen".