56361801 has 8 divisors (see below), whose sum is σ = 75814560. Its totient is φ = 37241792.

The previous prime is 56361793. The next prime is 56361803. The reversal of 56361801 is 10816365.

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

It is a cyclic number.

It is not a de Polignac number, because 56361801 - 2³ = 56361793 is a prime.

It is a super-2 number, since 2×56361801² = 6353305223927202, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (56361803) 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 in 7 ways as a sum of consecutive naturals, for example, 82791 + ... + 83468.

It is an arithmetic number, because the mean of its divisors is an integer number (9476820).

Almost surely, 2^56361801 is an apocalyptic number.

It is an amenable number.

56361801 is a deficient number, since it is larger than the sum of its proper divisors (19452759).

56361801 is a wasteful number, since it uses less digits than its factorization.

56361801 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166375.

The product of its (nonzero) digits is 4320, while the sum is 30.

The square root of 56361801 is about 7507.4497001312. The cubic root of 56361801 is about 383.4083975663.

The spelling of 56361801 in words is "fifty-six million, three hundred sixty-one thousand, eight hundred one".