56395898 has 8 divisors (see below), whose sum is σ = 91101108. Its totient is φ = 26028864.

The previous prime is 56395891. The next prime is 56395901. The reversal of 56395898 is 89859365.

56395898 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 48539089 + 7856809 = 6967^2 + 2803^2 .

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

It is a super-2 number, since 2×56395898² = 6360994622452808, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (56395891) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1084511 + ... + 1084562.

Almost surely, 2^56395898 is an apocalyptic number.

56395898 is a deficient number, since it is larger than the sum of its proper divisors (34705210).

56395898 is a wasteful number, since it uses less digits than its factorization.

56395898 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2169088.

The product of its digits is 2332800, while the sum is 53.

The square root of 56395898 is about 7509.7202344695. The cubic root of 56395898 is about 383.4856983890.

The spelling of 56395898 in words is "fifty-six million, three hundred ninety-five thousand, eight hundred ninety-eight".